Perry Botkin Sr.

In New York, a surly, down-on-his-heels playwright meets a country girl who's giving up trying to act and returning home. He goes with her for inspiration when his agent convinces a stage star to take his next effort. When he returns to Broadway, his girl stays behind and starts seeing a local businessman.

In 1927, a Kansas City, Missouri cornet player and his band perform nightly at a seedy speakeasy until a racketeer tries to extort them in exchange for protection.

An Eddie Cantor look-alike organizes an all-star show to help the war effort.

Jeff grows up near Basin Street in New Orleans, playing his clarinet with the dock workers. He puts together a band, the Basin Street Hot-Shots, which includes a cornet player, Memphis. They struggle to get their jazz music accepted by the cafe society of the city. Betty Lou joins their band as a singer and gets Louie to show her how to do scat singing. Memphis and Jeff both fall in love with Betty Lou.