Mme Beaudrier, the wife of a Parliamentary Senator, hurls a pastry at visiting King Joan IV of Cerdagne, sparking off a series of farcical events involving all levels of the government and their mistresses.

Bastien and Furet are a journalist and a photographer working together as a team on the newspaper 'L'Echo du Jour'. Just as they are about to go off on a weekend break with Micky, their boss's secretary, they are sent to a crime scene to report the murder of a Russian named 'le Moujik'.