'Do we wanna rock?'

Fired from his band and hard up for cash, guitarist and vocalist Dewey Finn finagles his way into a job as a fifth-grade substitute teacher at a private school, where he secretly begins teaching his straight-A students the finer points of rock 'n' roll and the power of sticking it to the man. But as the school’s stern principal closes in and the Battle of the Bands looms, Dewey risks everything to prove that rock 'n' roll can change lives.

Dewey Finn, an out-of-work rock singer and guitarist, pretends to be a substitute teacher at a prestigious prep school. After identifying the musical talent in his students, Dewey forms a band of fifth-graders, in an attempt to win the upcoming Battle of the Bands contest.

A lounge singer tries to adjust to rock 'n' roll music.