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

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

It’s the Egyptian times, and Weasel and I.R. are both asp exterminators, attempting to save the queen Cleopantless (The Red Guy) from this infestation.

Weasel and Baboon are cavemen living back in the prehistoric times, while Weasel tries to invent new products to create the future.

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

Weasel tries to help provide a good source for people with a severe crying syndrome.

Weasel and I.R. simultaneously tell their psychiatrist (The Red Guy) about each other’s mishaps.

Weasel creates a device that controls peoples’ sleeping patterns, and decides to use it in order to help give the public their ability to dream again.

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

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

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

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

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

I.R. Baboon takes the role of Robin Hood, with Weasel being his ally, Little John.

Based on the true story of The Wright Brothers, The Red Guy narrates a documentary about The Wright Bros. and the Rong Bros. (Weasel and I.R.), competing to see who could invent the first plane.

Lance Sackless (The Red Guy) creates his own athletic games, with Weasel and I.R. as his only contestants.

Weasel and I.R. investigate to see who has done the heinous crime of erasing Cow and Chicken out of existence. Eventually they discover that the culprit is the Red Guy trying to take over the show, and this was all a dream Cow had.

Weasel and I.R. concoct life, but the red-butt baboon soon becomes jealous when Weasel’s world evolves faster than his.

Weasel attempts to stop I.R. and The Red Guy from selling wild fire and fire extinguishers respectively door-to-door.

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.

Both Weasel and I.R. end up in hospital after a collision course. However, a slight mix-up in the operation room leads to both having the other’s brain. This episode was originally meant to be the series finale, but the show was renewed for a second season.

Weasel and I.R. are vikings, who are ready, willing and able to pillage and plunder anything in sight. However, is it not too late to join The Red Guy in being a viking cheerleader?

Uncle Breezybum (The Red Guy) tells a story about Weasel, I.R. and pixie fairie versions of the same characters.

Weasel studies one of the natural wonders of the world, a gigantic hole. Unfortunately, I.R. has come over as well, along with his obsession to fill up every single hole in the world.

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

I.R.’s Christmas celebrations go wrong when his family are thawed out at Weasel’s pent-house.

With help from the Red Guy, Cow manages to fish Weasel out of her TV and into her home, leaving it up to I.R. to find him.

I.R. creates a disease which transforms people into amoebas, leaving it up to Weasel to clean this mess up.

I.R. Baboon is jealous over his neighbor, Weasel, because he has a better life, job, and family (married to a beautiful Hispanic woman with half-weasel children) than him. However, when he’s invited over to Weasel’s house for a barbecue, I.R. tries to impress him with his own “family” (his pretend marriage to a pantsless woman, […]

Back in the medieval times, Weasel is a dentist with wizardry powers with Baboon as his envious nurse.

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

Based on the story of Frankenstein, Weasel is a mad scientist, whereas I.R. is his assistant.