How Long Has This Been Going On?

A very loud and crude family wins a free cruise in a package of hot dogs. The eldest daughter falls for Jim after he saves her husband from drowning, while her half-sister prepares to give birth to triplets. The ship's janitor looks to romance a nurse, unaware that she plans to become a nun. An older couple tries to help newlyweds work through their problems, but ends up exposing flaws in its own marriage.