Fred and Barney become enmeshed in international spyjinks when they inadvertently become involved with a beautiful foreign agent and the villainous Dr. Sinister, who is intent on world domination.

Fred stands to inherit his Uncle J. Giggles Flintstone's estate under one condition: The family has to spend a night in his relative's eerie mansion staffed by creepy old servants.

After Fred takes a job as a department-store Santa, he proves so successful that the real Santa asks Fred to stand in for him and deliver presents on Christmas Eve.

To commemorate his tenth wedding anniversary (which he only remembers because it falls on ""Trash Day""), Fred wants to buy Wilma a Stoneway piano. He finds a hot deal--ultimately too hot--from a shady, cash-only businessman named 88 Fingers Louie.

Fed up with their jobs, Fred and Barney secretly plan to buy a restaurant, but then Fred has to deal with a suspicious Wilma who wants to know why two young girls (carhops who are seeking a job) are calling for him, and what the messages regarding two tons of dino-burger meat mean.

With a burglar on the loose in Bedrock, Betty decides to take judo lessons to protect herself. When Wilma wants to take lesson also, Fred ridicules the idea, arguing that one glimpse of a burglar would send her running in fear. To prove his point, Fred poses as the burglar and sneaks into the Rubble household, on the same night the real criminal shows up.

Hearing about a talent search for a new animal star to appear in ""The Adventures of Sassie,"" Fred coaches Dino and prepares for an audition. But Dino gets more than he bargained for when he lands the part.

In an attempt to cure Barney's hiccups, Fred offers his friend a swig from an experimental soft drink he has formulated. The brew turns Barney invisible, and Fred's elaborate attempts to hide the fact make Wilma wonder about her husband's sanity.

A series of strange accidents coupled with Wilma's sudden insistence on having Fred take out a life insurance policy, and her devotion to a murder mystery novel about a wife who bumps off her husband, causes Fred to wonder if his life is in danger.

With fatherhood impending, Fred promises to become more kind, considerate, and thoughtful. His willingness to change is strechted practically beyond endurance when his mother-in-law shows up to help Wilma during her pregnancy.

Wilma is still pregnant and Fred is trying to be calm. This shatters when the docter tells him the blessed event could happen any day now.

Fred and Barney jointly build a swimming pool, but Barney hogs the pool time, angering Fred. To get even, Fred hires a pal to pose as a police officer and break up one of his neighbor's pool parties.

Fred agrees to appear in a before-and-after weight reduction commercial, but is humiliated to learn that he is the before example. An offer of $1,000 if he can drop twenty-five pounds in a month fails miserably, as does every other diet plan, until an overeaters group takes him on as a challenge.

An efficiency expert hired by Mr. Slate informs Fred that he will be fired unless he gets a high school diploma. Slate offers to send Fred to school, and Wilma mistakenly assumes that Fred is being groomed for an executive position.

Trying to be neighborly, Fred and Barney offer to babysit for the Gruesome family, who've moved into Tombstone Manor next door with their weird kid and a menagerie of creepy critters.

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.

Barney decides to surprise Betty with a belated engagement ring, which he gives to Fred for safekeeping. But Wilma discovers the ring and assumes it is a gift for her. Not wanting to shatter her illusions, Fred decides to buy a second ring, but doesn't have the cash. He cons Barney into going several rounds with a boxing champ in order to win a $500 prize.

Wilma is in dither over finding an act for her auxiliary's benefit show until big mouth Fred boasts that he will line up singer Rock Roll, whose hit song is ""The Twitch."" Now committed, Fred has to pull out all the stops to obtain the rock star's participation.

After using the family's vacation money to buy a fur wrap, Wilma devises a scheme to repay the money by renting their home to Swedish musicians.

To earn money for Pebbles' college fund, Fred adopts the name Goggles Pisanno and drives Barney's home-built sports car in the Indianrockolis 500 race.

Fed up with doing so many domestic chores, Fred moves his family to the Bedrock Towers, a fully automated complex--where he takes on the nighttime job of "new resident stationary engineer" (aka janitor) to help pay the rent.

During a vacation at the beach, Fred is bitten by the surfing bug and becomes a big kahuna to the young people hanging 10.

Fred uses his influence with a business friend to obtain a job for Barney, who becomes a furniture repossessor. To the dismay of both, Barney's first assignment is to repossess Fred's television! Unwilling to betray his friend, Barney pays off Fred's delinquent television bill with his first paycheck.

A Hollyrock film company goes on location in Bedrock to film its new feature Monster From The Tar Pits, and gullible Fred is enlisted as stand-in for star Gary Granite. But Fred's real problems begin when Wilma and Betty audition for roles in the film and end up going ga-ga upon meeting movie stars Rock Pile and Wednesday Tuesday.

Fred and Barney decide to treat their wives to a night out, at an amusement park. Fred cuts a song at a recording booth as a souvenir but misplaces the record. It is later discovered by a group of teens who pass it along to a deejay, and Fred is suddenly transformed into unwitting rock star ""Hi-Fye.""