School nerd Bill just wants to save the world and to score a date with cheerleader babe Chrissie Schackler. Both become real possibilities when he finds an alcoholic Leprechaun in a beer bottle he was about to recycle. Wacky hijinks ensue as the leprechaun, Lepkey, messes up a few of the wishes. Can Bill fight off school jock Tony Chanuka and marry Chrissie so they can fulfill their dream of opening a clinic?

Beloved priest Father Thomasino is murdered in a San Francisco alley, and the police have few clues. But traffic cop Joe Martini becomes obsessed with finding the killer; he suspects Sylvio Malatesta. Ordered off the case, Joe turns in his badge and investigates alone. Soon he is a close friend of the Malatesta family, all delightful people, especially lovely cousin Anna. Uncertain whether Sylvio is guilty or innocent, Joe is now torn between old and new loyalties.

Film biography of entertainer Eddie Cantor, with Keefe Brasselle starring as the popular stage, radio and movie comic.