Browbeaten by his fiancee and his papa alike, health food executive Bernardo Puccini (Ezio Greggio) welcomes his upcoming mission to America. From his sickbed, Bernardo's father Guido (Gianfranco Barra) has requested that Bernardo locate Jake Gordon (Mel Brooks), the GI who saved his life during World War II. Bernardo's search leads to the Bernheimer Institute, where Jake's been a mental patient for the last half a century! After Bernardo facilitates Jake's escape, the old timer's psychiatrist, Dr. Collier (Julie Condra), pursues the fugitives back to Europe. Eccentric but resourceful, Jake gives Bernardo the slip and has a ball in Monte Carlo. Meanwhile, Bernardo ge...