A Prime Minister kidnaps three comedians from Paris to make a frowning princess smile for a royal photo, all while secretly dealing with a prisoner hunger strike. The King remains unaware of his mischievous plan.

• Tarcali-Films
• Vox Films
• Henri Salvador
• Annie Cordy
• Jimmy Gaillard
• Jean Carmet
• Christian Duvaleix
• Louis de Funès
• Darry Cowl
• Pierre Repp