In this musical-comedy, Dean Martin plays an American hotel mogul who becomes smitten with a young Italian woman (Anna Maria Alberghetti) when buying a hotel in Rome. To marry this gal, he has to get her three older sisters married off.

A young girl is left with the notoriously cheap Sorrowful Jones as a marker for a bet. When her father doesn't return, he learns that taking care of a child interferes with his free-wheeling lifestyle. Sorrowful must also evade crooked gangsters and indulge in a bit of horse-thieving.

After being buried in quicksand for the past 25 years, Kharis is set free to roam the rural bayous of Louisiana, as is the soul of his beloved Princess Ananka, still housed in the body of Amina Mansouri, who seeks help and protection at a swamp draining project.