A baby contest at the lodge sparks a spat between the Flintstones and the Rubbles over who has the most beautiful child in Bedrock, prompting a disappointed Pebbles and Bamm Bamm to run away.

An annoying neighbor makes Fred's life a misery with his interference, so he enlists Dino to protect him, but finds that Dino is in love with the neighbor's dog.

The King of Stoneslyvania goes missing before his country can secure a bank loan, leaving advisors for the King to ask Fred to impersonate him to get the loan.

Fred is in the market for a second car and buys one at a local police auction. But he's unaware that the vehicle contains a fortune in stolen gems and that the jewel thieves who hid them have returned to get them back.

On a visit to the Bedrock World's Fair, the Flintstones and the Rubbles take a ride in a time machine that sends them into the future with stops at ancient Rome and Arthurian England, and encounters with Christopher Columbus and Ben Franklin.

While on a mineral-gathering trip out West, Fred gets appointed sheriff of a ghost town called Rocky Gulch just in time to deal with a rough-and-tumble trio of outlaw brothers who ride into town looking to gun down the local lawman.

Fred and Barney team with debonair detective Aaron Boulder to solve crimes and mysteries.

A criminal named ""The Mangler"" vows revenge on Fred, the foreman of the jury (which included Barney) who put him away. When the criminal escapes from prison, the Flintstones and the Rubbles go into hiding. Through a series of mishaps, Fred actually manages to recapture ""The Mangler.""

Hoping once again to strike it rich, Fred buys a circus. When the performers quit, Fred must put a show on himself with the help of Barney, Dino, and Hoppy, which he does successfully--so much that the performers return, and the former owner buys the big top back. To prove he is cured of get-rich-quick schemes, Fred passes up a chance to buy an oil well, which of course pays off.

On advice from Gazoo, Fred and Barney start winning big at the racetrack, and attract the attention of a dangerous bookie named Big Ed. Since he got them into this latest mess, Gazoo comes to their rescue.