This jazz musical short has a comedy plot about marital infidelity. Bandleader Cab Calloway plays a ladies man who dates the wife (Fredi Washington) of a train porter who is frequently absent from home. Calloway and his Orchestra perform "Zaz-zuh-zaz" and "The Lady with the Fan" at the Cotton Club in Harlem.

Professor Smelts the band leader gets into a romantic rivalry with one of his musicians over the affections of a pretty girl.

Judy Walker is a poor songwriter who, through mistaken identity, gets her songs played on the radio.

American band-leader in Germany marries girl working for "The Party". She is kidnapped into Eastern Zone, but in return the band-leader kidnaps the girlfriend of a Russian General.

According to Doughboys in Ireland, there were those who sang their way through WW2. Radio tenor Kenny Baker plays Manhattan orchestra leading Danny O'Keefe, who is drafted into the army along with a Ritz Brothers-like quartet called The Jesters. Stationed in Ireland, Danny believes that his New York sweetheart Gloria (Lynn Merrick) has forgotten about him, thus he inaugurates a romance with Irish colleen Molly Callahan (Jeff Donnell).