Two untalented singers are mistaken for a pair of major league safe crackers in Providence, Rhode Island. The two are pressed into service by the local hoodlums and quickly find themselves in conflict with their professional colleagues. Romantic interest is added by the daughter of the underworld leader who won't date the men she knows are gangsters.

When a young couple buys their dream home, they have no idea what the sweet little old lady upstairs is going to put them through!