Pokey is Lisa's pet guinea pig that first lived in the Guinea Pig Rescue Center. He destroyed the Simpsons' living room art, prompting them to buy a picture at a garage sale. He seemingly vanished after this episode, with no straightforward explanation, and has not been seen or mentioned since.

The Simpsons: Tapped Out

Pokey was one of the guinea pigs who was rescued and taken to the Guinea Pig Rescue Center by Lisa. When Lisa asked Homer if she could keep Pokey, Homer replied sure.