Patrick and SpongeBob think there's a monster on the loose. Will they save the day or just make a mess? Giant posters to color tell the story. Also included are a full-color poster, a game board, and full-color stand-up game pieces.
This book shows Wormy as a yellow caterpillar with stripes and no eyes, but in the episode, he is green with eyes and no stripes as a caterpillar.