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

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.

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

Weasel earns a major role for a film that I.R. was after.

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

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

Weasel and I.R. (now both senior citizens) look back upon their memories.

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

Weasel saves a woman (The Red Guy) from a fire, but everyone thinks I.R. did it and Weasel is framed for starting the fire.

I.R. manages to get himself into a live ping-pong game against Weasel, but he gets disqualified because he used an egg as a ball.

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

Whilst in prison, Weasel explains his crime when he stalked I.R. Baboon as a subject for a wildlife study, which turns out to all be a bad weasel dream that Cow had.

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

Weasel attempts to save the lives of 5 French-Canadian beavers from being held at saw-point by two surfers.

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

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 sets forth to rescue three children and Captain I.R. Baboon from their sinking bathysphere.

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.

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 befriends an intellectual banana.

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

I.R. is running a failing plant stall and attempts to do a better job by selling a rare thistle from a nearby plant museum.

Weasel and I.R. are vampires looking for some fun. What’s more, they get on well with the villagers. Later on the Red Guy (who’s a vampire hunter) tries to put steaks through their hearts.