Ray Bauduc

Starstruck Indiana small-town girl Lily is pestering theatrical producer John Thornway for a role but he is reluctant.

Professor Ludwig von Drake plays a variety of popular music, all of which he wrote. First, ragtime: the Rutabaga Rag, with vegetables dancing in stop-motion. Next, the Charleston, with cut-out animation of a singer and dancers. Dixieland and more cut-out animation; the crooner/love ballad; 50's doo-wop; and finally, rockabilly.

An elderly schoolmarm makes a hit in New York after a bandleader jazzes up her corny song.