Gilbert Brady

Un promoteur frustrés de big-band découvre le groupe de rock Bill Haley and the Comets lors d'une soirée dansante dans une petite ville. Il devient rapidement leur manager et, avec l'aide d'Alan Freed, espère faire connaître ce nouveau son dans l'ensemble du pays.

Phil, a part-time truck driver and singer who wears his pants far too high, meets a feisty platinum blonde who challenges him to a drag race through Griffith Park. When he is caught and loses his license, he meets up with the sketchy Frank Wooster who offers him a job singing in his new nightclub. When Phil discovers that his new job also includes drug running, he must fight to save his friends and himself.