Grape Worm

The Grape Worm (AKA Jim) appeared in The chowder episode Grape Worm.He got into chowder's stomach and restricted him from having fun and hanging out with his friends

Trivia
He and the thing he did in chowder (laying eggs inside chowder,living inside chowder's stomach) are based on a real life tapeworm and what they do to their host.