My Life as a Teenage Robot - Season 1 - Eps 16: I Was a Preschool Dropout
Having been found to have only been activated for five years, the school system declares that Jenny has to be moved into a grade level that corresponds to her "age." Jenny finds herself being forced to adapt to kindergarten.
About My Life as a Teenage Robot

Title: My Life as a Teenage Robot
First Air Date: 2003-08-01
Last Air Date: 2009-05-02
Status: Ended
Rating: 7.358/10 (from 166 votes)
Language: EN
Seasons: 4
Total Episodes: 76
Network: Nickelodeon Nicktoons
Genres: Animation, Comedy, Action & Adventure, Sci-Fi & Fantasy, Kids
Production Companies: Frederator Studios, Nickelodeon Animation Studio
Synopsis
Jenny, aka XJ-9, is a super-powered robot with a super-sensitive teenage heart. Her primary function is protecting the planet from disaster, but – like all teenagers – she has her own ideas about how she would like to live her life. Bored with being a superhero, Jenny wants to do something really exciting – like go to high school!
Cast

Janice Kawaye
Jenny (voice)

Candi Milo
Dr. Wakeman (voice)

Chad Doreck
Brad (voice)

Audrey Wasilewski
Tuck (voice)

Quinton Flynn
Sheldon (voice)