After tripping over an invisible pot-hole, I.R. breaks his “phantom foot”. Ultimately, he attempts to sue Weasel over his injury.

Ignorant to Weasel’s warnings, I.R. attempts to become the first baboon on the sun.

I.R.’s organic pig farm causes an uproar in a city, leaving it up to Weasel to solve the problem.

Weasel is famous cowboy working in a rodeo in which Baboon is a clown. Cow and Chicken’s teacher and her husband appear in this episode. Cow also makes a guest appearance.

Best friends turned enemies, Weasel and I.R. look back to when they attended a camp where they were trained to become arch enemies.

Weasel and I.R. (as ghosts) are called to haunt a famed Hollywood starlette (The Red Guy) out of her home. And as always, things don’t go to plan.

It’s the Middle Ages, and Weasel and I.R. are looking for a dragon to slay.

Weasel works at a hotel as the manager, whereas I.R. is his incompetent bellhop. However, Weasel needs to rely on I.R.’s help when an acclaimed cannibal actor (The Red Guy) wants to eat him for dinner.

Weasel and I.R. battle each other as gladiators in the Roman times.

In an attempt to prove his claim that he’s a better musician than Weasel, I.R. gatecrashes a live event, armed with a theremin.

Weasel attempts to take I.R. out to a baseball game.

Weasel tries to settle a dispute between a group of trees and those that hurt them (notably I.R. Baboon).

Weasel and I.R. are adopted as dogs by a young boy.

Weasel is an aircraft pilot, with I.R. as his co-pilot. Their job is to bring passengers upstream because of a dam, created by beavers, getting in the way. However, things go wrong when there’s too much weight aboard.

Whilst at the gym, Weasel and I.R. fall in love with Cow and Chicken’s teacher.

I.R. gets a bike for Christmas. Learning of his inexperience, Weasel tries to help him.

Weasel and I.R. are in search of a legend known as Big Butt, which later happens to be The Red Guy.

Weasel and I.R. (as senior citizens) tell their grandchildren about their ancestors’ involvement in the War of Independence.

I.R. is the captain of his own ship, but Admiral Weasel is concerned over his rules and the condition of the actual ship.

Weasel attends I.R.’s wedding, only to find that the bride hasn’t shown up yet.

I.R. adopts a baby, but is soon given lessons in motherhood by Weasel. This episode had to be revised in 1999 to remove the letter “N” from I.R.’s helmet after a lawsuit from the University of Nebraska.

Weasel and I.R. test out a new form of transport that’s half motorcycle, half bikini, with dramatic (and disastrous) results.

Traveling by Whale, Weasel and I.R. set sail to find a giant octopus.

Weasel and I.R. end up stranded on an island made entirely of confectioneries (i.e., chocolate, ice cream, cupcakes, etc.).

In a Christopher Columbus-like story, Weasel and I.R. set sail to find the Drinking Fountain of Youth.

Doctors Weasel and I.R. shrink themselves in order to perform an operation, which is to repair a crack in The Red Guy’s butt cheek.

Weasel and I.R. travel in time, changing it in the process (expect dinosaurs and the inventions of glasses and onion rings).

Weasel and I.R. run one of the best hair salons around. However, the hair police (The Red Guy) soon has a look into this in an attempt to shut them down.

I.R. constantly makes changes to the Law of Gravity, much to the annoyance and disapproval of Weasel.

After a chief engineer is hit by a comet, Weasel is summoned to help finish the transatlantic bridge project from New York to Paris.

Series finale, based on the novel I Am Legend. Weasel, I.R. and The Red Guy are believed to be the last beings on Earth, until they discover that everybody has been watching their show… where it turns out that Baboon is really the star!

Based on Batman, I.R. Baboon is the hero known as Baboon Man, whereas Weasel is his sidekick, Weasel Boy.