Courtney is a total show-off. She thinks she's so brave and she's always making Eddie and his friends look like wimps. Now Eddie's decided he's going to scare Courtney once and for all and he's just come up with a perfect plan. He's going to lure Courtney down to Muddy Creek because Eddie knows Courtney believes in that silly rumor about the monsters - Mud Monsters, that live in the creek. Too bad Eddie doesn't believe this rumor, because it might just be true!