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.

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

A poetic I.R. attempts to get a driving license, with Weasel being his instructor.

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?

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

Weasel and I.R. are called in as replacement kids after a couple’s real children go away to camp.

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

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

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.

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

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

Weasel and his guest spend some quality time together in Saskatchewan, Canada. Later, Weasel teaches I.R. about ice fishing.

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.