Rose Marie, aged five or six, sings three numbers, "Heigh Ho, Everybody, Heigh Ho", "Who Wouldn't Be Jealous of You", and "Don't Be Like That". She's animated throughout, acting as well as singing.

A young kid from Upstate New York named Eddie (Landis) is conned into fronting for a speakeasy on Broadway. Throughout the con there is an inevitable chorus-girl with a heart of gold (Costello), a cop-killing gangster boss (Oakman) and his downtrodden ex-girlfriend (Brockwell).