In a nightclub setting, Bob Crosby and His Orchestra play five numbers, as young couples dance in front of the bandstand, in contrasting styles ranging from Dixieland to Blues to Ragtime Pop to Swing: "How'dja Like to Love Me?", "Pagan Love Song", "Moments Like This", "Romance in the Dark" and one of the group's best-known recordings, "The South Rampart Street Blues." The featured vocalist if Kay Weber and the drummer is Ray Bauduc.

A film featuring some of best jazz musicians from the early twenties.

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.

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

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