The Rocker (2008)

Musician Robert 'Fish' Fishman is fired from Vesuvius, a fictional '80s hair band, before they become famous. The movie follows him as he gets a second chance at fame when he joins the garage band of his nephew Matt. His love interest is the mother of the band's guitarist, Curtis. Pete Best, a former member of The Beatles who suffered a similar fate, has a cameo role in the film as himself.