In the season two premiere, the family is getting ready to compete against one another in the Wisconsin Cheddar-Brat Fest. Ironically, Liv's premiere of "Space Werewolves" is on the same night.
Maddie is recovering from her knee injury and decides to take up a new hobby. Meanwhile, Karen asks Liv for advice on dressing cool, which results in a mother-and-daughter fashion face-off.
The Rooney's Halloween celebration takes an unexpected turn when a magic amulet turns twins Liv and Maddie into triplets, and their sister is the frightening Helga. Meanwhile, Joey and Parker use the amulet to clone themselves.
Liv becomes quick friends with Korean popstar and international teen sensation Kathy Kan when she comes to the states to study the actress for the Korean version of her hit show, "Sing It Loud.".
Guest Starring Jessica Marie Garcia as Willow, Jimmy Bellinger as Artie, Herbie Jackson as Reggie and Jaida-Iman Benjamin as Emily.
When Liv is offered the lead in a basketball movie, Maddie and Willow volunteer to transform her from a clumsy athlete to a basketball pro.
Liv co-hosts and performs at a New Year's Eve party, and when a secret is revealed on live TV, it causes Maddie to question her long distance relationship with Diggie.
Joey and Parker have finally reached the point of no escape and have to clean their inexplicable filthy room. When they try to trick Liv and Maddie into cleaning it for them, the girls fight back with an even better ruse.
Maddie is devastated when she loses her twin charm bracelet that Liv had given her; however, when Liv tries to make her feel guilty, Maddie decides to teach her a lesson. Meanwhile, Joey's feelings are hurt when Parker gets a new cool older brother.
Liv, Maddie and their friends confront a fellow student who gives them numeric ratings based on their looks.
In order to get out of a mother/son pageant, Parker intentionally gets up to mischief to get detention. Meanwhile, Pete plays nurse when Liv and Maddie get sick at the same time.
Liv is filming the "sequel" to the muffler commercial she did when she was six, but this time it's with her long-lost best-friend, Shayna. Meanwhile, Maddie is nervous about her knee as she prepares for her first game back.
Liv meddles with Diggie's "meet-a-versary" gift for Maddie and Parker concocts a new face cream for Karen.
During a neighborly feud with the Dippledorfs, Liv rekindles an old friendship with Holden Dippledorf. Meanwhile, Joey becomes fascinated with a new member he meets at his weekly Intergalactic Council meeting.
Liv must finish a 6th-grade project to avoid taking summer school. Joey gets Maddie to teach him how to be a jock to impress a girl.
To raise her grade in Mr. Clodfelter's home economics class, Maddie must win the Plate Off and defeat the class master chef, Artie. Meanwhile, Joey convinces Pete to sponsor his made-up clubs at school.
Liv realizes she has a crush on Holden, but Andie asks him to prom before Liv can. With Diggie away, Karen arranges for Rooney cousin Craig to take Maddie to prom but when he arrives they realize that he has reinvented himself into an illusionist named Kraghh the Insidious.
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.
Liv rallies together a band, The Dream, to compete in the upcoming Stevens Point Battle of the Bands contest. Joey and Artie form a band too, but they can't seem to agree on anything.
Liv and her band mates are stumped and can't agree on a theme for their new music video. They enlist Parker to shoot the video with his new camera and Diggie enthusiastically signs on to join his crew.
Liv and Holden share a special moment as they rehearse for an upcoming performance. Meanwhile, Reggie ditches Parker for a chance to play basketball with Maddie.
Ridgewood's mascot has been vandalized, and the Rooney's all become suspects. Meanwhile, Parker has the day off from school and gets into trouble at home with Reggie.
Maddie and Diggie try to "out-fun" each other at a local music festival as Liv tries to help Andie get over her breakup.
Before Diggie leaves for Australia, he needs to find Maddie and tell her how he feels. Meanwhile, Parker, Reggie and Evan vow to stay on the couch until the new season of "Linda and Heather.".