After Fred's old friend Sherman extends an invitation to visit his hotel/casino, the Flintstones and the Rubbles head off to Rock Vegas. But before they even get the chance to check in, Fred has already gambled all of the foursome's money away. But Sherman invites them to stay on at the hotel by working off their charges.

Barney is a contestant on a TV game show, The Prize is Priced (a takeoff on The Price is Right). He wins a houseboat (winning bid: "Two cents"), and everyone goes on a disastrous cruise where a sea serpent takes the roast and pulls the boat way off shore; the boat drifts off, hits a rock, and finally sinks.

Wilma intends to donate Fred's old clothes to a rummage sale, but puts the box in Barney's car, leading Fred to believe that Barney stole his clothes and is a kleptomaniac.