 Stuck in Italy after B.A. destroys their plane, Faceman scams their way onto the cruise ship M. S. Tropicale by posing as the ship s doctor assistant. B.A. has to pretend to be wheelchair bound Mr. Allardyce with Murdock as his nurse, while Hannibal gets a job as a pool-boy. However, the Scarlatti family is hot on their trail and boards the ship. Hannibal proposes to have a costume party on the ship, so they can move about wearing disguises.