Pianoforte

Musician Max Tooney goes to sell his prized Conn trumpet to a music shop, where he plays the instrument one last time. The shopkeeper recognises the song as one on a record matrix he found and asks who the piece is by. Tooney tells the story of an infant found abandoned in the first class dining room of the four-stacker ocean-liner SS Virginian on 1 January 1900. Danny Boodman, a coal-man from the boiler room, names the boy Danny Boodman T. D. Lemon 1900, after himself, the fruit crate the boy was found in, and the year, and raises him as his own.

In Venice Beach, naive Midwesterner JB bonds with local slacker KG and they form the rock band Tenacious D. Setting out to become the world's greatest band is no easy feat, so they set out to steal what could be the answer to their prayers... a magical guitar pick housed in a rock-and-roll museum some 300 miles away.

Trey Parker and Matt Stone celebrate South Park's 25th anniversary with a concert in Colorado, featuring Primus and Ween.

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 must risk everything to prove that rock 'n' roll can change lives.