Harsh Parisian judge Gaetan (known as Monsieur Maximum), chafing in the idleness of retirement, leaves for a seaside holiday. But Gabriel the chauffeur has his mind on his girl, not the car; Gaetan and wife Nathalie are stranded in the country, where they find shelter in a low class bistro patronized by cheerful jail birds. Once the ice is broken, they have a wonderful time, but as the judge tries to trick his new friends into reforming, inevitable exposure approaches...

The small church, pastored by Ted Burke, in a western town is struggling to stay alive as all the men gather at Jack Higgins' Mustang Saloon every Sunday. Burke decides to ask Higgins to close his business on Sunday, but Higgins only concern is to find a baritone to sing in the saloon's quartet, and has his henchies toss Ted out into the street. Ted decides to fight fire with fire, so he gathers up the down-and-out vaudeville act of Chase & Chase (who don't take long to show why they are down and out) and knife-thrower Steve Clemente, and a dozen or so western musicians from Gower Gulch as the before-the-sermon at his tabernacle. Higgins sends his rowdies over to bust up the Sunday morning competition.

Gérard d'Ormoise, a young millionaire tired of the easy loves that his income earned him, takes the place of a friendly bartender. He marries the young and pretty duchess who first believed him to be an honest bartender, then a vulgar burglar.

Roscoe gets into a lot of wacky troubles, some involving a misplaced box of Mexican Jumping Beans.