Questions about life's meaning plague the population, so the Elders dictate a belief system called "Potatoism."

Earl has the honor of tossing his mother-in-law into the tar pits on "Hurling Day."

Earl lays an egg when he asks his boss for a raise, and Fran lays an egg--literally.

Earl is hired as a network executive when his answers on a test for new television shows prove to be surprisingly accurate.

Family duties and the baby combine to frazzle Fran, and Earl can't figure out her problem.

Lurking in the Sinclair refrigerator are delectable creatures that go bad, very bad, while Charlene watches the baby.

Robbie questions howling as a rite of passage--an act that puts Earl and Roy at odds with each other.

Earl, Roy and Charlene pose as entertainers and rush to the front to retrieve Robbie.

When Earl is caught by the Parent Police losing his temper at the baby, he loses his parenting license.

Earl buys Fran two rare grapdelites for dinner, unaware that they are the last of their species.

When the Sinclairs' TV is wrecked, Earl enters the family on a game show to win a new set.

The four-legged dinosaurs encroach on the pistachio-nut supply of the "normal" dinosaurs...and that means war.

When Robbie flubs his initiation into the Young Males' Carnivore Association, Earl fears his son may be a herbivore.

Efforts to solve an environmental crisis put the dinosaurs on the road to doomsday.

The Sinclairs learn that the baby might have been switched with another.

A monstrous male who notices Fran in the supermarket challenges Earl to a fight to the death.

Ethel reads the Baby a story called "If You Were a Tree" about a dinosaur tree pusher who gets struck by lightning and swaps souls with the tree he's trying to demolish.

When the Sinclair baby sprouts a golden horn, he is trumpeted as the prophesied King of the Dinosaurs.

Feeling a need to have a job outside the home, Fran goes to work at a halfway house for amphibians, leaving Earl to take over the household day shift and look after the kids.

Baby becomes a hit sensation when he and Earl star in a series of commercials for a new frying pan. Earl is fired from the commercials and he and Monica start to worry that fame is going to the Baby's and Fran's heads.

An archaeologist documents dinosaurs' way of life as they may have existed long ago, but clips from previous episodes tell a different story.

Another one of the infomercial for a home course in how to become a paleontologist is supplemented by clips from previous episodes. Featuring the past clips from Season 2 to Season 3.

The males, including Earl, Robbie, and the Baby, go into the wilderness to rediscover their ""reptiles within,"" while back home the girls warm their cold blood with the boys' beer.

Charlene wants to make a fashion statement with an expensive coat, but the coat leads her into a vain attempt to achieve status.

Earl makes a deal with the devil (which is a wierd inconsistency in the show) after watching a late night show, "Lifestyles of Those We Envy".

The four-leggers are blamed for the failing economy and legislation is passed to make their presence in Pangea illegal.

Earl, Robbie and Roy stumble into a tar pit when they take the Baby into the forest for the traditional dinosaur Wilderness Rite of Passage.

Robbie resorts to using Thornoids in an attempt to impress a girl at school.

A liberated single female's ideas make Fran reconsider renewing her marriage license.

When overwhelming urges to do the mating dance arise in Robbie, Earl prefers not to discuss it, but Fran waltzes into Robbie's classroom to educate the kids about it.

Robbie gets pointers on how to approach girls from a streetwise contemporary named Spike.

After failing to mow the lawn, Robbie challenges Earl for male domination of the family... and wins.

Earl assumes the powers of a superhero, but he's bound to use his might only for the Wesayso Corp.

Robbie crosses over to the swamps and gets sold on the mammals' "swamp music", but they're liable to be sold out in a dinosaur record deal, which Robbie orchestrated.

When too many overworked employees drop dead from exhaustion, businesses give dinosaurs two weeks off for a vacation; B.P. Richfield advises Earl to bring his family to WeSaySo Land, which is supposed to be a fun amusement park for the family. What the Sinclairs find is an overpriced, cow themed park that is newly under construction, and they have to stay for 14 days.

Fran and Earl face an untimely extinction when the baby enters his "terrible twos."

Earl thinks Old Ethyl has died, but she returns from the great beyond with the lowdown on the afterlife.

When Robbie can't beat a gang of hoods (who keep beating him), he joins them.

Charlene is charged with heresy and jailed after submitting her homework assignment claiming that the world is round and not flat.

Earl hits a bad golf shot that sails off the edge of the known world and into a new one -- new, that is, to the dinosaurs.