A mouse named Floyd realizes Garfield does not chase mice, so he informs a mouse clan about the situation. They end up invading the house.

Garfield is being chased by a dog when he runs into Floyd. The three animals meet and show each other their imitations of the other's sounds (Garfield barks, Floyd meows, and the dog squeaks), and the trick helps them evade an animal catcher from the pound.

The gang is bored, so Orson inspires them to play a game called "Pig Ball" that he found in an old book. Roy pranks the group by making a list of ridiculous rules and swapping them with the real ones.

Nermal visits Garfield's house and Garfield gets jealous of the attention Nermal receives. Garfield ends up climbing a tree, eventually becoming too scared to come back down.

After Garfield messes with the scale to say that Jon is overweight, he is dragged into doing an exercise routine with Jon.

Orson narrates a story about how the worm chasing-obsessed Booker turned over a new leaf.

When Jon tells Garfield to behave himself, Garfield's conscience manifests as his "good" and "bad" side. The angelic former tries to encourage him to do good deeds, while the demonic latter tempts him into destruction and pranks.

Jon, Garfield, and Odie vacation in a cabin. While Jon goes to buy groceries, Garfield and Odie are snowed inside the cabin without food.

Orson reading Sheldon the story of Humpty Dumpty spreads into a rumor of a monster lurking around the farm.

Garfield and Jon have a shared dream where they trade places. Jon, as a cat, causes trouble, and Garfield, as a human, must prevent it.

To win Jon a birthday present, Garfield goes on a game show titled "Name That Fish", hosted by Binky the Clown.

Orson is terrified of the fact that his mean older brothers are coming to visit him. Bo teaches him the philosophy of keeping cool under pressure.

Garfield wanders into a fish shop to eat, telling Odie to sit on an X drawn on the sidewalk and not move. Odie then gets caught by the dog catcher, which results in an unusual trip around the city.

When Jon is asked to perform a magic show at a children's hospital, he goes to a local magic shop to buy some new tricks. Garfield tags along and makes an enemy of Merlin, the owner's dog. They begin to fight using the various magical devices in the store.

Booker wants more responsibility on the farm, but is told that he is too short. After Orson's brothers try to steal the crops and trap everyone in a silo, Booker is the only one small enough to escape and save the rest of them.

Garfield tries to find a way to avoid dealing with the usual bad luck that happens to him on Monday.

When Garfield gets jealous of Nermal's awards, he enters a cat talent show, where he is coincidentally up against Nermal.

As part of a prank, Roy claims that it is "National Tapioca Pudding Day." Orson shares gifts with people while telling them about the fake holiday.

Garfield presents a documentary-like presentation on Odie.

While a cartoon expert comes to review some of Jon's characters, Garfield's alter ego, the Caped Avenger, searches for Pooky, who has gone missing.

Wade's cousin, Fred, visits the farm to fly with Wade, and laughs at the fact that Wade is afraid to fly. Wade makes a resolution to learn to fly by the end of the winter.

Jon vows to grow his own food in a garden after noticing the high cost of groceries. Garfield's hunger leads him to try to rush the process, leading to trouble.

Garfield is hit on the head by a pie tin and gets amnesia. Jon and Odie try their best to jog his memory.

Orson writes in his diary about Bo leaving the farm after fighting with his sister Lanolin. Lanolin acts unconcerned, while Orson knows better.

Due to Garfield's habit of ordering worthless things from TV infomercials, Jon threatens to stop feeding him lasagna if he buys another item.