Carnival Cruise Line Brand Ambassador John Heald has what might be described as a cheeky sense of humor. He makes jokes that are a bit blue, but he uses terms that are over-the-top British, which somehow makes everything seem PG.

Hiding ducks has become a huge thing on cruise ships, at least on the family-friendly lines. Some passengers are really into it: Before they cruise, they buy rubber ducks of various sizes, decorate them,