After Eric Simpson (Eric Morecambe) nearly gives The Queen a parking ticket in London, he and Ernest Clark (Ernie Wise) decide to take a holiday in the south of France. However, when they arrive there, they become unwittingly involved in a jewel theft when the thief Le Pirate (Paul Stassino) decides to use them to smuggle some precious jewels out of the country. He sends the two Englishmen to a sinister villa and sends the beautiful Claudette (Suzanne Lloyd), a member of his criminal gang, to keep Eric and Ernie occupied while he carries out the various stages of his plan. Confusion ensues however, as the two battle for the affections of Claudette and Eric accidentally wins a large sum of money at a casino. Eventually Eric and Ernie start to get suspicious and begin to investigate.