Ladies and Gentlemen, The Fabulous Stains

Ladies and Gentlemen, The Fabulous Stains is a 1982 film about three teenage girls, played by Diane Lane, Laura Dern and Marin Kanter, who start a punk band.

Emboldened by appearing on television, Corinne attends a concert put on by smalltime promoter Lawnboy, featuring the washedup metal band the Metal Corpses and their opening act, an upandcoming punk band called the Looters. Eager to end hostilities between the jaded Metal Corpses and the hedonistic Looters, Lawnboy signs the Stains without having heard them perform. Corinne and the Stains join the bands on tour, witnessing firsthand the bands animosity towards one another, largely the result of the conflict between the aging Lou, the frontman for the Metal Corpses, and Billy, the Looters volatile lead singer.At their first show, the Stains prove to be completely inept as a band Neither Jessica nor Tracy can play instruments, and Corinne sings in an offkey monotone. The audience reacts angrily, prompting Corinne to lash out at them for a variety of real and perceived faults. After the show, the Metal Corpses guitar player is found dead in the bathroom the Metal Corpses decide to leave the tour, with Lawnboy making the Looters the new headliners with the Stains as their opening act. A dissatisfied Billy asks Lawnboy to replace the Stains as soon as possible. ........

Source: Wikipedia