Liv and Maddie - Season 1 - Eps 8: Brain-A-Rooney
Ridgewood High is hosting the annual "Brain Olympics", and Joey is intent on forming a team 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, and a priceless childhood memory accidentally gets sold.
About Liv and Maddie

Title: Liv and Maddie
First Air Date: 2013-07-19
Last Air Date: 2017-03-24
Status: Ended
Rating: 8.1/10 (from 386 votes)
Language: EN
Seasons: 4
Total Episodes: 80
Network: Disney Channel
Genres: Comedy, Family, Drama
Production Companies: It's a Laugh Productions
Synopsis
The exploits of identical twins Liv, a former television star back home in Wisconsin and in the process of adding movie star to her credits, as well as beginning to focus on her music career, and Maddie, an outstanding student and basketball phenomenon recovering from an injured knee. The series centers on the unbreakable bond the twins share though they have wildly different personalities. To complicate their teenage lives, both parents work at their high school and their younger brothers are always stirring up trouble.
Cast

Dove Cameron
Liv Rooney / Maddie Rooney

Joey Bragg
Joey Rooney

Tenzing Norgay Trainor
Parker Rooney

Kali Rocha
Karen Rooney

Emmy Buckner
Liv 2

Shelby Wulfert
Maddie 2

Lauren Lindsey Donzis
Ruby Smith