A simple yard sale leads to Cow and Chicken attempting to win back their lawn, which the Red Guy purchased.

Cow and Chicken are given inhumane braces by an “orthodontic police officer” (the Red Guy). They soon learn that they’re not the only ones.

Cow and Chicken’s anarchic cousin, Sow, comes over for a visit. When she comes over to school, Cow ends up taking the blame for Sow’s misguided actions.

After Cow and Chicken tamper with the school photocopier, The Copy Fairy (the Red Guy) makes an evil version of Chicken through one of his copies. Evil Chicken soon runs rampant and it becomes up to Cow and Chicken to stop him and clear Chicken’s name.

Cow still has a security blanket (which happens to be Supercow’s cape), but Chicken objects to her still carrying around such an item at her age, which leads to it being thrown out on the way to school. While Cow is depressed, the principal (the Red Guy) decides to torment Flem and Earl.

Mom and Dad tell Cow and Chicken how they first met. This involves boot camp and a grumpy superior named Major Wedgie (the Red Guy).

In order to prove to Chicken that she is artistic, Cow creates a seal out of chewing gum. Eventually, she wishes that her work of art, affectionately named Chachi, could live, which soon becomes a reality (and then a nightmare when the seal badmouths Cow).

Unlike Cow, Chicken cannot whistle, and he tries to get lessons from Professor Hineybottom (the Red Guy).

Cow adopts a horse named Blackie, much to the disapproval of Chicken, Mom, and Dad.

Dad cannot get along with his new neighbors, who happen to be clowns. Cow falls in love with the clown son when it is learned they go to the same school.

Cow and Chicken are sent to join the Great Pantzini (the Red Guy’s) circus. He originally has Cow as a trapeze artist, and Chicken as a fire eater, but then settles to have them in as clowns.

Chicken hosts a magic show in front of his friends and family. It soon becomes no laughing matter when he makes Cow’s udder disappear, which ends up on the Red Guy.

After making a small mess, Cow and Chicken are sent to a military school, then to sensitivity training (both run by the Red Guy).

Cow and Chicken are moving home, and remember the great moments they’ve had at their old house.

Cow avoids boredom by making friends with a fly, much to the annoyance of Chicken.

Chicken ends up being hyperactive and having insomnia after consuming some caffeinated cereal.

Teacher, Flem, and Earl sing a ballad, which involves Cow and Chicken being pursued by the Red Guy.

Chicken wakes up one morning to find that he is molting. He soon uses this to his advantage when he learns that he can get paid for all the feathers he loses.