The Flintstone Comedy Show - Season 10 (1980)

Frank's inheritance depends on his fulfillment of one condition: He must prove himself worthy by not losing his temper for one full day. His family attempts to keep him away from Fred.

Fred appears in a live TV commercial. At the same time, Frankenstone repairs the blown fuses at the TV station. When Frank ruins Fred's commercial, the two enemies are so hilarious that a TV agent wants to hire them to perform as comedians.

When Frank contracts the contagious disease, rocks-pox, the doctor quarantines him along with the Flintstones. Later, the doctor returns and declares that both families are well, with the exception of Frank, who still has the disease, and Fred, who has just contracted it. The incompatible neighbors chase each other through the house as Wilma wonders how two sick people can have so much energy.

Battered Homes and Gardens magazine chooses the Frankenstone home for its Awful Award until Fred changes Frank's bad luck by causing him to break a mirror. When the transforms into a cheerful abode, Frank loses his chance to become famous.

Fred and Frank enter an invention contest. They both go to great lengths to out-invent one another but the in the end they are pretty surprised.

Enthralled by Frank's smashing temper, the audience members attending his rock concert proclaim him a superstar. But once Frank realizes his fame is not based on his singing ability, he retires because he cannot get mad on cue.

Fred and Frank's families share a vacation cabin at the beach. But the relaxing trip evolves into a disaster when Fred and Frank compete in a race.