List of Liv and Maddie episodes

Liv Rooney has returned home from a four-year stint in Hollywood to the open arms of her parents, brothers, and twin sister Maddie. When Maddie confesses she has a crush on a boy named Diggie, Liv disguises herself as Maddie in an effort to win her a date to the upcoming dance. Unfortunately, Diggie says no. When Liv confesses that she asked Diggie to the dance, Maddie is upset and tells Liv that she wishes Liv had never left Hollywood. Liv prepares to leave, but her parents stop her, trying to show Liv that twins are special and she and Maddie will always be sisters. When Maddie is out practicing basketball, Diggie comes up to her and tells her he knew that it was Liv that asked him and that was why he said no, telling her that even though she and Liv have the same face, he knows Maddie. He then asks Maddie to the dance and she says yes. Meanwhile, Joey and Parker attempt to turn their shared bedroom into a bro-cave, but it backfires when Liv almost leaves. Liv gets emotional about a painting that she and Maddie made, and decides to stay.

The school principal suddenly announces budget cuts just as Maddie is selected as captain of her basketball team, denying any chance of new uniforms or trips to tournaments. As soon as she voices her concern, Maddie discovers the lack of support from the team. In an effort to better her leadership skills, Liv offers to join the team to help demonstrate Maddie's new-found abilities at a team retreat at the Rooney house. Meanwhile, Parker brings home a case of tarantulas from school, that have suddenly escaped, which causes a few problems for Maddie's team retreat, so he ropes in Joey for help.

Liv is concerned that she missed out in watching Parker grow up and has taken it upon herself to host a sleepover with his buddies, which is deemed unsuccessful. Knowing Maddie has a better relationship with Parker, Liv turns to her for help. Meanwhile, Pete takes Joey out to dinner in fear that he spends too much time playing video games. En route, Pete is pulled over by an officer friend who offers the pair a ride in the squad car. Additionally, Maddie and Willow build a guillotine for a school project.

Maddie has gotten overly involved in her position as basketball team captain and Liv has taken notice and considers making new friends at school. When Liv finds out that Maddie has arranged for a fellow student to befriend her, she cuts school with a more troublesome student against Maddie's discretion and gets in trouble, but Maddie takes the blame. Meanwhile, Joey is given a state-of-the-art smartphone and takes on a position in the mall food court in an effort to pay the bill.

It's Halloween and Ridgewood High is hosting its annual Halloween Scream Fest. Maddie gets invited to join the couples costume contest by Diggie and the pair has difficulty reading into the outing. Joey is interested in the new girl at school and Maddie suggests that he practices talking to other girls before approaching his crush. Unbeknownst to him, the first girl he approaches is his sister, Liv, while in costume. Meanwhile, Parker discovers a clown doll that once belonged to Karen, who thought she had long disposed of.

Liv's boyfriend is a professional skateboarder and is in town to participate in a local competition, though Liv is asked to sit on the panel as a celebrity judge. Sadly, Liv receives a text from him wanting to break up and is intent on backing out of her judging position. Maddie, however, tells her that the best way to get over a breakup is to seek revenge. Meanwhile, Joey and Parker meet another skateboarder, The Masked Shredder, only to discover that he is really Skippy, a childhood friend of Joey's.

Although working as the school psychologist, part of Karen's position at the school is to assign community service projects. Liv is not happy with the work assigned to her and decides to work at the senior citizen center with Maddie instead. Unfortunately, both twins are scheduled to work in the same room and the idea of playing dodge ball is suggested as a matter of settling who gets to use the room. Meanwhile, Joey gets in a pickle while standing guard over the school mascot and begs Parker for his help.

Ridgewood High is hosting the annual Brain Olympics, and Joey is intent on forming a team with his frenemy Artie and another person in hopes of winning. Liv, in an effort to shed part of her girly image, convinces Joey to let her join the team. In competition, each team has to build a Rube Goldberg machine, but when Joey thinks she is not clever enough, Liv decides to build her own. Meanwhile, Maddie holds a yard sale to raise funds for the French Club's trip to Montreal, in which Karen (due to being a pack rat) tries to take back all the stuff. Willow accidentally sells a priceless childhood memory, but Karen manages to get it back.

Guest stars: Jessica Marie Garcia as Willow, Jimmy Bellinger as Artie, Kurt Long as Johnny Nimbus, Shelby Wulfert as Maddie 2, Emmy Buckner as Liv 2

It is Liv and Maddie's sweet 16 and both girls have a difference in opinion on birthday party ideas. Karen has kept it secret that the girls were born on opposite sides of midnight and parties were hosted on Liv's birthday as she was born first. Liv decides to host a surprise party for Maddie at midnight and has roped in some of Maddie's closest friends to take her out for a friendly dinner, forcing Maddie to think the party was only for Liv. Although upset, Maddie returns home to a party commemorative of their youth.

The annual Stevens Point Holiday Spectacular is coming up and Liv is asked to host the televised event. When Liv discovers the little girl she's asked to perform with shares the same strong desire for the spotlight, trouble ensues. Additionally, Pete and Maddie are in charge of decorating the city's Christmas tree, but the power goes out amid Liv's performance. Meanwhile, Parker swindles money from Joey while dressed as Santa and an elf in order to purchase an expensive present he suspects no one will gift him.

A disheartened Maddie fails her driving test while a gleeful Liv is given the lead role in a film adaptation of a well-known science fiction novel, Space Werewolves. However, the boys are concerned that Liv is unsuitable for the role and Maddie agrees to take her place at a meet-and-greet in turn for Liv taking her driver's exam. Unfortunately for Liv, the driver's test goes awry when she is forced to wear Maddie's glasses, while Maddie stands up to a crazed fanatic: Artie. Meanwhile, Diggie tries to win Pete's approval.

Maddie and Pete sign up for a two-on-two tournament. However, Pete's skills are a bit rusty and Maddie fears losing. After meeting Joey's personal trainer, Bernard, Maddie leaves Pete for a more skilled teammate, who in turn finds a teammate in Diggie. Karen can see that Maddie and Pete's dissolution of their pairing was solely based on winning; the two apologize and team up again. Meanwhile, Liv earns the lead role in the school play of a career driven housewife, a characterization similar to Karen.

Special guest star: Dwight Howard as Bernard

Karen has just discovered how to video chat on her new phone and accidentally dials Liv and the children discover that the family is moving. Liv is saddened to leave her childhood home she has just returned to and fakes being sick to stay home while Maddie and Joey finally face their fears at school to tie up loose ends. Joey has a rocket race with Artie, Maddie attempts to open up her feelings about Diggie, and Parker starts filling in his secret escape tunnels. When they finally arrive home, Maddie and Diggy reveal their feelings and become a couple; then the kids find out they are simply moving into a hotel while the house is being tented for beetles, which causes trouble with Liv. Then they discover the troubles were brought on by Parker.

Maddie is helping Willow practice for varsity softball tryouts, but Willow is overwhelmed by her crush on Joey. Liv suggests sneaking in a love note from a secret admirer to distract Willow, but Willow believes it is from Joey. Meanwhile, Karen gets Liv an appearance on the local morning news program, but Liv accidentally mistakes permanent glue for makeup glue when trying on a costume for an upcoming role, so Liv improvises. Additionally, Parker helps Evan train for his blue belt in karate.

When Liv discovers she was not invited to Karen and Maddie's mother–daughter weekend, she invites the actress who played her mother on Sing It Loud!, Bree, to help interrupt their outing. Suddenly, Liv is covered in leeches while wading in a lake, and when Bree runs away, this allows Karen to take care of her ailing daughter. Meanwhile, with the Rooney girls out of the house, Joey and Parker use the house to host tours of their famous sister Liv's living quarters. Surprisingly, Joey's arch-nemesis, Artie, is a fan of Liv's character and joins the tour.

In order to help Maddie embrace her inner sparkle, Liv has Maddie try on the perfect pair of pumps. Maddie becomes addicted to the pumps, which has unintended consequences when her priorities begin to shift to the extreme. Meanwhile, Evan is staying with the Rooneys for the weekend and is forced to help Parker with the household chores, but the pair struggles to keep away from Karen's new wood-chopper. Additionally, Joey recruits Diggie to train him for the shuttle run in order to keep his perfect GPA.

Liv is up for the lead role of a werewolf in the movie adaptation of a popular science fiction graphic novel and has invited a girl named "Fangs," the girl who wrote a book about being raised by wolves, to help develop her character. Fangs finds success with roughening up Liv, but struggles with teaching her to howl. Meanwhile, Maddie hopes for more alone time with Diggie. When Joey discovers that Diggie has signed them up for break-dancing lessons, Maddie suggests Joey attend them instead.

Special guest star: Laura Marano as Fangs

Maddie is anxiously awaiting the arrival of an invitation to the tryouts for the Junior Olympics' girls' basketball team. When the letter comes, Liv is worried about Maddie leaving her as she has just moved back home and hides the letter from her. A suspicious Maddie taunts Liv's feelings of guilt and Liv decides to give the letter to Maddie later that night. Prior to delivering the letter, Liv is comforted by the consideration of Maddie's feelings when Liv first left for Hollywood and both share the memories of that interaction. Meanwhile, Parker and Diggie track down Joey who secretly joined a drum playing club.

Liv is awaiting the arrival of her best friend and Sing It Loud! co-star, South Salamanca, and has prepared a get-together to introduce her to some local friends. When Maddie introduces Diggie to South, Maddie asks him to be cordial toward her, but misinterprets their friendliness as flirting. Meanwhile, it's Pete's 25th high school reunion and he has invited Karen to come with him. When Karen meets Pete's former flame, Karen fears that Pete settled on marrying her instead of high school sweetheart. Joey and Artie try to uncover a school secret but find out at the end it was a prank.

Pete and Karen hire an agent to shoot a music video for Liv in an effort to promote her musicality. Unfortunately, the video becomes a sleeper hit only to boost the popularity of frozen yogurt. Meanwhile, Maddie gets a job at a local yogurt shop in an effort to spend more time with Diggie, the shop manager. Pete starts writing romantic sayings to Karen using one of Parker's baby plushies paying him for each saying until Karen finds out. Liv's agent wants her to perform the song at the yogurt shop, but Liv is unhappy with her image portrayed in the video and performs a different song she wrote using poems pulled from Maddie's journal as lyrics.

Liv begins shooting for her new movie, Space Werewolves. After being rejected as a good Tristan Lycanth by a reporter, Liv says she will do her own stunts. Maddie's leg buckles while she does a winning shoot and Maddie has to get knee surgery, effectively stopping her from playing basketball. Liv wants a stunt double, but does her own stunts to prove to Maddie that fear is just imagination. The trailer for Space Werewolves airs and Maddie stands up.

Special guest star: Garry Marshall as Vic DeFazerelli

It's time for the annual Wisconsin Cheddar Brat Cheese-Eating Contest. Liv, having not been there for four years, is excited to be participating in the cheese rolling contest with Maddie, who begins to recover from her knee injury. Right before the contest, Whitney, the assistant director of Space Werewolves, arrives and tells Liv that a competitor movie, Lunar Foxes, has moved its premiere to next weekend, which happens to be same night of Liv's premiere. Whitney thus moved the Space Werewolves premiere to that night. Liv gets packed, but remembers her promise to Maddie, who overhears Liv leaving and gets upset. While getting her phone, Liv's hair gets caught in the meat grinder and she has to cut her hair off as a result. She arrives at the contest and Maddie is soon banned from helping a blinded Liv, but she manages to beat Pete, much to Maddie's delight, and the twins recline. Meanwhile, Parker and Joey participate in the slippery sausage contest. When Parker learns that Joey cannot catch, he creates rings for Joey that are actually magnets and metal sausages. The episode ends with Liv using a foam crown to cover up the cut end of hair and the whole Rooney family, plus Johnny Nimbus, attend the Space Werewolves premiere.

Still recovering from her knee surgery, Maddie decides to take up a new hobby, which turns out to be pottery. Meanwhile, a mother–daughter face-off occurs when Karen asks Liv for fashion advice. Parker builds a robot dog in order to convince his father he is responsible enough to get a real dog.

On the night of Scream Fest, Liv comes up with a new theme for it: brown. Against Maddie's wishes, Liv texts it to the whole school. When Maddie finds out, she wishes that she had not been born a twin. She goes up to her room to find out her wish has come true, only in a different way than expected. Helga is alive and a witch. Helga goes to Scream Fest and she is famous: she decides who goes to jail and demands things like fish. Meanwhile, Parker and Joey use an amulet to clone themselves, but when Joey drops it in hummus, it halts his cloning process, turning his clone into a moron. The real Joey and Parker go to a haunted house magic show, only to be very disappointed with the outcome and deem it a rip-off. When they get back from the magic show, they find out that the clones are preparing to cook Karen and Pete and eat them. Maddie goes back to the house and wishes to be a twin again, yet the outcome is still unexpected; instead of getting rid of Helga, the wish gets rid of Liv. Joey and Parker fight with Maddie over which one of them gets to use the amulet to get rid of the clones, only for it to once again get dropped in hummus. Helga, who likes hummus, eats the amulet, much to Maddie chagrin. Maddie wishes the family would go back to normal and she then wakes up realizing it was all just a dream. It turns out Helga was a figment of Maddie's imagination. Karen had used hypnosis on Maddie with the amulet to make her fear of using her injured knee to shoot a three-pointer into a monster and the fear was named Helga. In the beginning, it seems like Maddie does not remember, yet at the end she does.

Liv quickly becomes friends with Kathy Kan, the actress portraying her in the Korean version of Sing It Loud!. Kathy and Liv put posters everywhere in the school because Kathy really likes pranks; however, this is happening while Karen might become the official vice principal, putting her career in danger. Kathy and Liv pull a major prank, gluing everything in Karen's office, and things quickly get out of hand when they find themselves trapped in the office due to Kathy gluing everything; luckily the two escape. Meanwhile, Parker is busted for watching a show called Linda and Heather. According to one of his friends, it is a show for girls, and his buddy humiliates him in front of his dojo buddies, but he soon finds out they all watch the show as well. In the end, Parker and his buddies watch Linda and Heather together and enjoy it. Joey hits an impossible shot to win a game of horse against Maddie, then promptly retires from all competition against her, infuriating her into tricking Joey into a game of filling in the periodic table which was a disguise for a tic-tac-toe board.

Guest stars: Piper Curda as Kathy Kan, Herbie Jackson as Reggie, Shane Cambria as Splat, Tara Karsian as Mrs. Kneebauer, Emmy Buckner as Liv 2, Shelby Wulfert as Maddie 2

In an upcoming school dance, Liv plays matchmaker when she tries to make Joey fall for Willow. She and Willow stage it by making her pretend to ask Artie instead of him, shocking them both, but Artie agrees, anyway. Everything goes along great until Willow forces Liv to ask Artie herself during the dance. When Artie reveals his plan of pretending to say yes to Willow in order for her to ask him out, Liv ends up impressed and Joey ends up with Willow, anyway. Meanwhile, Maddie fills in as the teacher for Parker's dojo class and goes a little overboard with her teachings. When she challenges Parker and Reggie to a fight, they stage a gruesome fight, causing Maddie to see the error of her ways. She makes it up by buying the entire class hot dogs.

After successful fame in Space Werewolves, Liv gets offered a role in a basketball movie when her agent thinks that all of Maddie's MVP basketball awards belong to Liv. Liv has one day to prove she can play; however, Maddie is reluctant to help her prepare for the role and Liv is sidelined and considers dropping out of the spot. Willow persuades Maddie to help a struggling Liv and the two have to change the clumsy actress into a basketball pro. Meanwhile Joey falls for Parker's lab partner.

On a special episode, Johnny Nimbus and Liv prepare for the Stevens Point New Year's holiday on TV: Liv sells blow dryers she bought from Pete and Karen's credit cards; however, she bought 10,000 instead of 100 because that's what she thought she heard. As they go on, Johnny plays Liv's song, FroyoYOLO, which causes her fans to question her. One says if she likes being a movie star, the next asks if it's true that she kissed her sister's boyfriend, Diggie. Liv uses sarcasm and jazz hands, which makes Maddie, watching the TV channel, suspicious. Meanwhile, Parker and Joey try to finish all of their chores that Karen gave them so they can get a two-man swan paddle boat.

Liv and Maddie must clean Joey and Parker's room after losing a bet. When one of Parker's chairs eats Maddie, Liv and Parker begin a search for her. Meanwhile, Pete and Karen plan to watch a movie called President Baby, but they fall asleep. Joey accidentally destroys Liv's diva board and tries to fix it with Pete and Karen's help. Liv finds Maddie at school and plans to prank Parker after they find out that Parker and Joey tricked them. Finally, Pete and Karen fix the diva board.

Maddie loses her twin charms bracelet and does not tell Liv about it, but Liv finds it and makes Maddie feel bad. However, later Liv also loses hers and lies to Maddie about it but when Liv tells the truth and apologises for making Maddie feel bad about losing her bracelet, Maddie tells her she took Liv's necklace. Meanwhile, Joey wants to show Parker he can be a cool brother. Maddie competes with Karen in running.

Guest stars: Victoria Moroles as Andie, Josh Swickard as Todd Stetson, Emmy Buckner as Liv 2, Shelby Wulfert as Maddie 2

Todd and a group of guys rate the girls at school on how they look or dress and the girls feel like they need a change, so they change their appearance. Maddie does not like what the guys are doing and wants to put an end to the rates. Meanwhile, Pete wants to get rid off some junk in the house for his birthday, but Karen insists on keeping everything because she thinks it's useful. Elsewhere, Liv tries to create a new song and Maddie inspires Liv to write a song on how girls should be treated. Joey and Parker have a fight and separates their room into different sides.

To keep distance from mother–son bonding, Parker causes mischief in school and is signed to detention. Meanwhile, Liv and Maddie both get sick and Pete must take care of both of them; they keep giving him a hard time. Joey makes a bet with Artie and wins Artie's minions to use as his own, but soon regrets it as Artie's minions smother him with attention.

Liv agrees to another muffler commercial; however, only on the condition that her childhood friend, Shayna, is included. Maddie is cleared to play basketball again, but is worried that she will not be as good as before. Willow and Lacey convince Maddie to try and, as it turns out, she comes back even better. Joey ties to get a week with no P.E.. Elsewhere Karen gets obsessive with one of Parker's games. Troubles arise for Liv, however, when she suspects Shayna of stealing her lip gloss and phone, but when she ransacks her bag, Shayna accuses Liv of stealing her belongings. Pete arrives to tell them that "Liv" has been texting him and they find out that Moe stole them.

Maddie and Diggie celebrate their anniversary together on FaceGab, parody of FaceTime, but Liv butts in. Liv gets another present for Maddie, but she rejects it and gets mad at her when she finds out the truth. Liv makes it up to her by letting Diggie come and visit Maddie. The two then decide to "pick up where they left off" by showing affection to each other with anniversary gifts and attempting to have a first kiss that is not on FaceGab. Meanwhile, Parker and his friend Reggie create a new cream for Karen, but it makes her hairy. Joey tries to resolve an issue between him and the school's lunch lady.

Guest stars: Ryan McCartan as Diggie, Herbie Jackson as Reggie, Peggy Miley as Sylvia, Emmy Buckner as Liv 2, Shelby Wulfert as Maddie 2

Karen's poem tree is ripped out of the ground by Cindy Dippledorf, which results in Liv and Karen teaming up to get revenge on her and her son, Holden, but they go too far when they steal a statue giraffe that was donated for Holden's uncle's wake. They find out this from Holden and try to return it, but get caught by Holden himself, who admits he didn't care. While returning the giraffe, Holden returns the pen he stole from Liv and said he stole it because he liked her, and Liv finds herself falling for him. They nearly kiss, but flee when Cindy comes. Meanwhile, Pete is restricted from eating meat by Karen and secretly eats chicken and ribs from fast food joints, but buries the evidence, which Parker and Maddie think are dinosaur bones. Liv and Holden also rekindle their friendship. Joey creates an Intergalactic Space Council.

To raise her grade, Maddie competes in a plate-off against Artie. Meanwhile, Pete and Joey start doing activities together. Reggie has a crush on a girl and Liv believes it's her.

Special guest star: Kevin James as Mr. Clodfelter

Holden now goes to Ridgewood after an incident with his boarding school. Liv introduces him to Andie. While they are working for the prom committee, Liv decides to ask Holden to prom, but before she can, Andie does. Meanwhile, Karen invites Maddie's cousin, Craig, to go to the prom with her, but soon realizes that he is a budding magician now and his name is Krahgg. At the prom, Liv performs a song about her affection toward Holden and how she lost it and looks at him and Andie dancing while she performs. Joey tries to use his swan boat but Parker makes him go with Willow.

Diggie returns from Tundrabania, but he and Maddie have trouble reconnecting. Joey tries to solidify his relationship with Diggie through the Tundrabanian sport of Flugelball. Meanwhile, Parker attempts to teach his new unlikely friend Dump Truck how to ride a bike. In the end, Maddie and Diggie break up.

After realizing she still has feelings for Holden, Liv decides to take part in the Battle of the Bands to still be able to hang out with Andie while avoiding Holden. However, the band falls apart without a lead guitarist and Andie gets Holden to take the spot, causing Liv to get nervous and behave strangely. She eventually decides not to take part in the Battle of the Bands, believing she cannot concentrate and perform well with Holden in the band. Meanwhile, Artie and Joey also make a band to compete, which later includes Karen playing the flute. Parker hosts the Battle of the Bands. Eventually, Maddie convinces Liv to play, and she rejoins her team as they compete and win the battle.

Guest stars: Jessica Marie Garcia as Willow, Jimmy Bellinger as Artie, Kurt Long as Johnny Nimbus, Jordan Fisher as Holden, Victoria Moroles as Andie, Emmy Buckner as Liv 2, Shelby Wulfert as Maddie 2

After winning the Battle of the Bands, Liv, along with her new band The Dream, decides to make a music video with the help of Parker, who had just gotten a good camera. Parker looks for help to film the video and Diggie enthusiastically signs up after overhearing Maddie volunteer herself. Parker takes advantage of how much Diggie misses Maddie and tricks him into shooting the music video with him, even after Maddie had decided not to go. Meanwhile, the band falls apart, arguing over which idea to use for the new video. Liv stops the fighting after some time, showing them that they are better together and they decide on an idea to use together. Diggie eventually finds out Maddie had dropped out, becoming angry at Parker for tricking him, but the music video for The Dream was still shot successfully. Karen tries to teach Joey important life skills that he lacks, in order to prepare him for traveling by himself to attend college.

Guest stars: Jessica Marie Garcia as Willow, Ryan McCartan as Diggie, Jimmy Bellinger as Artie, Jordan Fisher as Holden, Victoria Moroles as Andie, Audrey Whitby as Aubrey, Shelby Wulfert as Maddie 2, Emmy Buckner as Liv 2

Andie tells Liv that she went on a date with Holden and had a great time. Holden, on the other hand, thought that he had a terrible time. Reggie and Parker get into a fight since they always have to do whatever Parker wants them to do. Reggie decides to play with Maddie instead. Later, Liv and Holden have a romantic moment when Willow busts in and stops them. The band gets a gig at the new show Nimbus at Night with Johnny Nimbus. Joey also interns at the show because it will look good on his college applications. Holden breaks up with Andie on the show when Johnny pressures him for the truth about their relationship. Holden and Liv then chase Andie when she runs off the stage. Willow ends up singing the ballad that Liv was to supposed to sing with Holden, along with Joey. Holden later comes to Liv's house to explain that he had always been in love with her, but Liv says that being with him means she will betray her friend and she can't date him at the moment. Reggie becomes Parker's friend again after he helps him beat Maddie in a game of basketball with rocket shoes, once he realized she was far more controlling than Parker.

Ridgewood High's old mascot Ridgewood Porcupines has been replaced with a new mascot called Ridgewood Butter. The students do not like the new mascot. But when it gets vandilized, the Rooney's become suspects. Maddie tries to find out who really vandilized the mascot. Meanwhile, Parker creates an invention that accidently destroys Karen's chair. He tries using glue to fix it, but he and Reggie end up getting glued to it.

It is time for SPARF (Stevens Point Awesome Rock Festival). Maddie and Diggie, respectively, take different people. Meanwhile, Joey cannot step foot on the grounds of SPARF, so Parker comes up with a chair held by balloons in the air. This allows both of them to attend the music festival. Liv helps Andie get over her breakup with Holden by having a girls' weekend that does not go as Liv had originally planned.

Special guest star: Andy Grammer as himself

Diggie still has feelings for Maddie and tries to tell her. When Maddie finds out he will not leave for Australia if she tells him she still likes him, she tries to reach him, but gets trapped in the girls' locker room. The season finale of Parker's favorite show airs, and he, Reggie, and Evan try to watch it. Joey loses Dump Truck's rabbit. In the end, Parker's show has a cliffhanger, and Maddie gets out of the locker room, but it is unknown if Diggie is still there as the screen says "to be continued."

Following the events of "Champ-a-Rooney", Maddie comes to see Diggie, but he is nowhere to be found. Maddie and Joey later go to the airport and leave for L.A. as Diggie is supposed to be staying there for a short while before leaving for Australia. Liv decides to cover for Maddie in the meantime. After his favorite soap opera, Linda and Heather, ended on a cliffhanger, Parker is desperate for drama, so he follows Liv around to entertain himself. When Karen and Pete question Maddie's absence, Parker lies by saying that Maddie is in the kitchen. Liv thus has to keep Karen and Pete away from the kitchen while pretending to be Maddie and being herself simultaneously. When Maddie and Joey go to L.A., Diggie appears at the Rooney's house and says that he has come back for Maddie. Maddie fails to find Diggie in L.A. and buys a ticket to Australia to meet him there. Meanwhile, Becky Bickelhoff arrives to tell Liv that she has landed the role in a new show called Voltage, but Liv declines because of how she missed her family the last time she left for four years. However, Becky later arrives to tell Liv that the people making the show will let her film it in Wisconsin, exposing Maddie's absence to Karen and Pete. Liv tells them the truth that Maddie left to catch Diggie in Australia; however, soon enough, Diggie arrives in L.A., and Maddie and Diggie have a romantic moment, though Joey ruins it. Maddie tells Diggie he should go to Australia and they agree to just stay friends for now; however, when he comes back, they will be more than just that. In the end, Joey goes to bed angry because Karen and Pete were not angry at his absence.

Liv has landed the role of a lifetime on a new TV show called Voltage, which is about a girl who becomes a superhero after being struck by lightning and receiving superpowers. Meanwhile, Maddie is in charge of building a Paulie statue at Ridgewood, while Joey and Parker find out that Karen and Pete did not use their gift card to Goofy Gary's. Joey and Parker take advantage of this by using it. Meanwhile, Liv fails her promise to Maddie that she would help with the Paulie statue. When she gets home, she practices her character with Joey and Parker, but inadvertently destroys the Paulie statue in the process. Maddie quickly finds out, but instead of being mad at Liv, she reassures her sister that they can rebuild it and they stay up all night in order to do so. Meanwhile, Karen and Pete find out that Joey and Parker used the gift card, revealing that they don't even like the place. They plot their revenge by forcing the two to take them to a place they want to go. In the end, Liv finishes shooting a sneak-peak of Voltage and the Rooney family watches it together and is amazed with Liv's performance. Joey and Parker use up money wrongly.

Liv gets notified by Gemma that the series is going to cast her love interest and Liv has to choose which one, but an unexpected Wisconsin boy auditions. Liv must choose between an actor, annoying pest or true love. Meanwhile, Maddie goes through a forgetting Diggie ritual with her mother. Elsewhere Parker tries to create an unstainable shirt for Pete but pranks him with a catapult in the process.

Guest stars: Jimmy Bellinger as Artie, Jordan Fisher as Holden, Chloe Wepper as Gemma, Lucas Adams as Josh, Shelby Wulfert as Maddie 2, Emmy Buckner as Liv 2

Maddie and Willow host Senior Scare School, a Halloween tradition at Ridgewood High where the senior class scares students from Ridgewood Middle School. Maddie's inability to get scared is put to the test when Johnny Nimbus is killed by a falling portable toilet after swearing revenge on Maddie for pranking him during his coverage of the event and strange things start happening at the school. Meanwhile, Liv and Joey attend the Central Park Spooktacular to promote "Voltage" and things get awkward when Holden shows up. After a paparazzo takes a compromising picture of them together Liv and Holden recruit Cyd and Shelby to help them delete it so Andie doesn't see it. Meanwhile, Karen and Pete get help from Evan to raise their Treat Beat rating and get more trick-or-treaters.

Special guest stars: Landry Bender as Cyd, Lauren Taylor as Shelby

Liv tries to help Josh fit in at Stevens Point while they film "Voltage". The rest of Ridgewood High prepares for Cowbell Week, where the students try to bell other students until only two non-belled students are left. Joey tries to get rid of his cat clothes and Josh begins to fall for Maddie.

Grandma Janice visits from Africa to present Liv with the Porcupine of the Year award, but Maddie gets suspicious when Grandma Janice does not treat her or Parker like she usually does. Maddie believes that Grandma Janice pulled a switch-a-roo with her twin sister, Great Aunt Hilary. Meanwhile, Joey invites three girls as dates to a party he and Artie are throwing. However, the girls eventually realize that they have been invited to the party by Joey and it all backfires when Artie betrays Joey and tries to steal Joey's dates.

Special guest star: Patty Duke as Grandma Janice and Great Aunt Hillary

While trying to get Liv to sign some voltage junk to make money, Joey accidentally drops a bowling ball on Liv's foot and she breaks her toe. Joey then dedicates himself to being Liv's man-servant until she gets better. Joey tries really hard, but ends messing up several times. Meanwhile, Parker creates a meatball machine so he doesn't have to eat vegetables and is nervous about telling Reggie that he can't make meatballs because he is not a genius. Meanwhile, Maddie and Willow hold a porcupine basketball camp for little girls. When Willow gets a scholarship to the university Maddie was dreaming of going to, Maddie gets jealous and accidentally blurts a few things out to Willow and Willow takes offense and leaves. The little girls don't want to play basketball anymore because, after seeing Maddie and Willow fight, they think it tears apart friendships. Willow then overhears Maddie telling the children that she was wrong to be jealous of Willow and they make up. Parker invents a meatball machine that turns vegetables into meatballs for Reggie, but it turns out to be a fake. Later, Liv has become so desperate to be rid of Joey, she resorts to pulling off a very convincing imitation of Maddie to frighten him off. Maddie then shows up and comments that her Maddie has become so much better.

Guest stars: Jessica Marie Garcia as Willow, Herbie Jackson as Reggie, Ashlyn Faith Williams as Lula, April Marshall-Miller as Anina, Shelby Wulfert as Maddie 2, Emmy Buckner as Liv 2

Liv finds it strange when all her Voltage fans ask her about are her appearance, whereas they ask Josh about the work. Meanwhile, Joey and Dump Truck make a deal that Joey will be Dump Truck's assistant as a return favor for Dump Truck not reporting Joey for his overdue book. Later, Dump Truck is using Joey's locker to store something and tells Joey to stay away from it until further notice. Upon overhearing a phone call, Joey and Willow then get the idea that Dump Truck killed somebody and is storing their body in there. Elsewhere, Maddie also has an overdue book: Dribble Queen. If she doesn't return it, she can't go to college, so Parker, who knows where it is, helps her find it. However, it turns out it's supporting the main pillar support beam to both Parker Hollow and the Rooney house. Maddie doesn't believe Parker and tries to take the book, but the whole house shakes and causes Joey to spill chocolate milk on himself. At the end, it turns out that Dump Truck was only storing salami in the locker for a salami eating contest because he didn't want his friend, Tony Slim Nose, to find it, Liv and Kristen confront a reporter about female actors only being asked appearance questions, and Maddie swaps the book holding the support beam with her mother's Thai cookbook, but she and Parker later discover that Karen keeps their important documents in there.

Special guest star: Kristen Bell as herself

Guest stars: Jessica Marie Garcia as Willow, Shak Ghacha as Dump Truck, Lucas Adams as Josh, Jai Rodriguez as Jacob Michaels, Erin Matthews as Paula Porter, Bas Rutten as Uncle Martucci, Emmy Buckner as Liv 2, Shelby Wulfert as Maddie 2

Parker accidentally gives his coupon book gift to Joey instead of Karen. Joey takes advantage of it and has Parker perform many of the tasks written on the coupons. Liv discovers that Karen's special Christmas Eve dinners were nothing more than takeout food. Liv is now forced to ask Artie for help, to which he happily agrees if Liv will do a photo shoot with him. Unfortunately, Liv has no choice but to agree. Later, Liv invites Gemma and her crew to the dinner because they were busy working with Voltage rather than spending time with their families. Meanwhile, Maddie pranks Willow by giving her a present with coal in it, but Willow takes it to heart. Later, Maddie and Willow accidentally wrap the coal in one of the presents Santa will be handing out. Shortly after, when Willow performs that same trick on Johnny Nimbus that Maddie performed on her, she understands why it was funny. Maddie then ends up inviting Johnny Nimbus to dinner and they, the rest of the people, and the Rooneys all enjoy a nice Christmas dinner.

Parker moves to Ridgewood High School and Maddie and Joey get jealous that he is becoming the best at everything. Liv, Willow, and Andie are trying to give the best gift on behalf of 2016. Karen tells Maddie and Joey that Parker doesn't feel like he fits in. In the end, Maddie lets Parker score the winning goal so he will survive high school and Liv provides a new water fountain that doesn't squirt water everywhere.

Maddie has trouble dealing with her new basketball coach as she presents strange methods that don't seem to be related to basketball. Meanwhile, Liv and Holden finally become a couple and get ready to go on their first date together. However, Parker's art project intervenes when Liv gets herself stuck before her date with Holden.

Josh makes an excuse to spend time with Maddie, but Maddie soon finds out and is mad at Liv for interfering in her love life. However, after Maddie and Josh almost kiss, she starts to fall for him. Meanwhile, Parker and Joey think the Voltage set is haunted and set out to catch the 'ghost' with Gemma and Johnny Nimbus.

Guest stars: Kurt Long as Johnny Nimbus, Chloe Wepper as Gemma, Lucas Adams as Josh, Emmy Buckner as Liv 2, Shelby Wulfert as Maddie 2

Pete comes back home and while they are up on the tree house Maddie asks his advice about whether she is ready to start dating again or not. He tells her that she will know when she is ready. Later Josh comes over and asks Pete what to do about a girl he likes, Maddie, and Pete tells him to do something she likes doing so Josh goes up on the tree house even if he is scared of heights. In the end he and Maddie start dating. Meanwhile, Liv has an interview in french so Karen helps her to remember the french she used to speak as a baby.

Karen needs help saving the music group at Ridgewood High, so the Dream gets back together to perform. Willow ends up blurting out about Liv and Holden's relationship and Andie gets really upset. Meanwhile, Maddie is trying to pick a college and Joey and Parker try to beat Artie at the Paws on a Porcupine game.

Maddie is nervous about going on her first date with her new boyfriend, Josh and asks Joey for help. Meanwhile, Liv and Holden help Parker pass show choir. On their first date, Josh and Maddie are really happy until she catches a home run ball by his favorite player, Brandon Crawford, upsetting Josh when he wanted to catch it and not Maddie. Maddie realizes how upset Josh is so takes him back to where they had their first date - the Steven's Point stadium - where they meet baseball legend, Brandon Crawford, who is also revealed to be a big fan of Josh's show, Voltage. Maddie and Josh talk, he confesses one of the reasons he likes her - because of her competitive side - the two share their first hug and make up.

Special guest star: Brandon Crawford as himself

Guest stars: Jordan Fisher as Holden, Lucas Adams as Josh, Wesley Mann as Mr. Bell, Mike Greenberg as Radio Announcer, Shelby Wulfert as Maddie 2, Emmy Buckner as Liv 2

At an arcade, Nancy O'Dell mistakes Maddie without her glasses for Liv when she's on a date with her boyfriend, Josh. Liv attempts to clear it up, though Maddie tells Liv not too. Liv and Holden break up because of it. Parker, Dump Truck and Evan enter a smoothie drinking contest, and win thanks to Evan. In the end, Diggie returns, and tells Maddie he knows it was her.

At the Voltage set, Johnny proposes to Gemma and enlists Liv to plan the wedding in under a week. Maddie, is having trouble after Diggie returns, while she is with Josh. At the wedding, Liv and Artie plan for Maddie and Diggie to get back together. Diggie sings an acoustic exert from "As Long as I Have You." Josh realizes Maddie still likes Diggie, is totally devistated and she apologizes for breaking his heart. Josh says he'll be okay, but really struggles to let Maddie go, leaving him completely heartbroken, so much that he almost cries, hinting his feelings for her are more than they seem to be. Parker invents a jacket with thermal and cooler pockets for the food, and ransacks the buffet. After Joey punctures the suit with a Cake Pop, the two get caught. Hungry, Karen reveals that her purse has "Parker Pockets" as well. In the end, Maddie and Diggie get back together.

When Andie's father doesn't approve of her dating Dump Truck, they team up with Karen to try to change her father's mind, which eventually works. Meanwhile, Josh is really struggling with his break up with Maddie, which causes him to lose his confidence, especially with his acting as he is having to deal with a huge heartbreak from losing her. It goes as far as Josh not remembering how to do stuff, including how to breathe, almost dying, showing he still loves Maddie.

Liv and Maddie are graduating high school. Liv still wants to stay with Maddie in Stevens Point, but she learns that Voltage is moving to Los Angeles for season two. Gemma forces her to make a decision. Meanwhile, Willow is also leaving for college in California, and at the last minute Joey realizes he liked her the whole time. He is saddened they were never high school sweethearts. He goes to school just before she leaves and does everything high school sweethearts would do in just five minutes. They go on dates and he fights over her. They then have a prom, but Willow has to leave. She comes back to finish dancing with Joey and kisses him before she departs. After, Liv decides to stay in Stevens Point and go to college with Maddie, giving up Voltage for her. The season finale reveals that Josh will be the new SkyVolt, but later Maddie receives a call from Willow saying that Southern California State University wants her to play basketball there and are offering her a scholarship. She decides to go but faces the challenge of telling Liv.

Maddie tells Liv about Southern California State University's offer and also that she accepted. Liv gets mad at her because she gave up Voltage so they can spend the next four years together. Maddie leaves without saying goodbye to Liv and Karen sends Joey up to talk Liv; however, she refuses to make up with her. Liv begins to clear Maddie's stuff out of her room as Maddie goes through a scrapbook given to her by Aunt Dena. The two end up in tears and Liv regrets not saying goodbye to Maddie. Liv then flies to California and makes up with Maddie. Meanwhile, Karen discovers that Parker never sealed his tunnels as promised, but begins to like the little area under the kitchen and starts to hide out there, much to Parker and Joey's dismay. In retaliation, the two seal the tunnels; however, Joey swaps the book holding up the entire house with Karen's yoga ball, which pops and their house caves in. The Rooney family then moves in with Aunt Dena.