Popular New York band leader Terry Rooney (Cagney) is offered a lucrative film contract out in Hollywood. Rooney and his soon-to-be wife pack up and head for California. Upon arriving, they meet Mr. Regan, the head of the studio, who believes that Rooney’s true lack of desire for stardom is arrogance on the band leader’s part. When his first film is huge success and a hit for t…