Buford and Daisy take a vacation off the coast of South Carolina at the home of one of Buford's uncles - an on-again/ off-again spouse of his Aunt Annabelle. While there, the prankster couple suddenly find themselves the owners of a yacht that the previous owner was all too anxious to unload. Daisy is somewhat skeptical but carefree Buford has great plans in store - a dinner cruise venture with sea-monster and space-alien themes. But when two more deranged and mysterious ex-husbands of Aunt Annabelle begin to show up and express an interest in the boat, everyone's suspicions are aroused....