Jimmy, the owner of a failed music shop, goes to work with his uncle, the owner of a food factory. Before he gets there, he befriends an Irish family who happens to be his uncle's worst enemy because of their love for music and in-house band who constantly practices. Soon, Jimmy finds himself trying to help the band by getting them gigs and trying to reconcile the family with his uncle.

Horace Heidt and His Californians plays "Tiger Rag", "Painting the Clouds with Sunshine", "Carnival of Venice" and "I'll Never Ask for More".