Hefty hoodlum Marty "Fats" Murdock (Edmond O'Brien) employs has-been agent Tom Miller (Tom Ewell) to transform his girlfriend, Jerri Jordan (Jayne Mansfield), into a singing star because he trusts Tom not to make a pass at her. However, the more time Tom spends with the stunning blonde, the more smitten he becomes. His troubles multiply when he realizes that Jerri can't sing a note, is not in love with Murdock and wants to settle down with a nice man like himself......A star studded movie with some REAL BIG names singing their hits...including such luminaries as: Gene Vincent, Eddie Cochran, Fats Domino, The Platters, Little Richard, The Treniers, Eddie Fontaine and Johnny Olenn.