Baby has bad thoughts in his mind after he with Earl and Robbie watched a scary monster movie. Baby later goes to bed and fears that a monster is under the bed. Earl and Fran stay up to keep Baby company, they lose alot of sleep and decide to go to a motel to get one good night sleep and then they will be back. Which leaves Robbie and Charlene with the house to themselves. Which is ruin when Charlene goes to Baby's room and is captured under the bed. Which later leaves Robbie to go down under the Baby's bed to save Charlene from the monster named Deskter.

Earl assumes the powers of a superhero and intends to put them to good use, but he's powerless before the Wesayso Corp., to which he's contractually bound to use his might.

Fundamental questions about the meaning of existence plague the population, so the Elders dictate a belief system called "Potatoism," which Robbie thinks is just plain nuts.

Earl must drive Ethyl to her high school reunion, and the kids drive Fran crazy when she tries to get them to pose for a family portrait.

Earl officially becomes injured after a night being stucked on a tree that injured his foot. So in order to get paid for the damage Robbie helps Earl get justice from Richfield by taking WESAYSO to court but with a shocking rewarded suprise for Earl.

It's Baby's second birthday celebration but is ruinned when the Baby turns into an evil unforgiven monster that can't be stopped. Earl and Fran turn to Ethyl to find a way to stop the madness.

In this last final episode of the series, the Sinclair family discover thereselves into a doomsday with no where else to go. As it turns out that the family are staying together to make sure nothing happens.

Charlene finds she's becoming a woman as she's developed her female scent from a bump on her neck. She hears that Earl married Fran because her scent was that of a new car. Charlene lucks out on finding any boy wanting to be with her because her scent is so vile, every boy avoids her, except the school janitor, who wishes to marry her. Charlene is anxious to change her scent by any means neccesary to get out of marrying, for which she gets help from Ethyl.

Earl steams up when his sister Pearl, who only comes around once in 15 years, shows up to see the Baby. She's a country folk singer and invites Robbie and Charlene to the Bunkin' Bronto to hear her sing, Earl forbids it, but they go anyway. Down there, Roy meets Pearl and falls head over heels for her, but Earl forbids him to be in love with her, claiming she walked out on the whole family. Pearl explains to the kids when their father died, Earl dropped out of school to become a tree pusher and support their mother, and she packed up and left to pursue a singing career, and a rodeo clown named Buttons, and Earl never forgave her for walking out. Roy starts to see more of Earl in Pearl when he tries to kiss her and walks out, Pearl invites the whole family down to the Bunkin' Bronto for one last performance, and asks her baby brother to come up on stage for a duet that explains her apology.

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".

After research shows too many exhausted dinosaurs are dying from overwork, vacation is invented. Richfield opens WeSaySoland for the employees, while Fran has her heart set on a swampland adventure. Earl shows the baby a brochure of WeSaySoLand, leading to days of protesting against the swamplands. And when they finally give into WeSaySoLand, they arrive on a 14-day package, leaving them held hostage in a theme park that's only half constructed. After a plot to escape after dark fails, Fran shows the family with a lack of other fancy things to do, they can do things as a family.

Charlene looks for a job when Earl refuses to give her the money she needs for a summer trip. Charlene just happens to be in the right place, and finally lands a job... as Earl's boss!

When Baby's constant whining gets to be too much for the Sinclair household to put up with, Earl decides it's time to continue a male dinosaur tradition. The father takes the infant son out into the woods, and sets him on a flat stone, and leaves him, then the baby is to learn to do for himself and make his way back home. Unfortunately after Earl, with the help of Robbie and Roy, put Baby on the stone and leave, they end up in a tar pit, which leaves them sinking helplessly while the baby is clueless as to what to do. Finding an elderly dinosaur who is seeking his now grown son he left in the woods, the Baby comes to the rescue just as the boys are about to completely sink in the tar. They find out the elder is searching for his son ""Roy"" who never made it home. Roy says that his father left him out there and he never found him, so he sees this as a sign to help the man find his son. As they leave, Robbie asks Earl, ""Do you think they'll figure it out?"" to which he responds, ""figure wh

After weeks and weeks of Georgie, Georgie, GEORGIE! Earl snaps and destroys one of Baby's tapes. To make up for it, Earl promises to get the Baby a Georgie hug. When Earl inadvertently realizes he sounds like Georgie, he makes a costume and pretends to be Georgie for the Baby... and ends up in jail?!