Courtney is a total show-off. She thinks she's so brave and she's always making Eddie and his friends look like wimps. But now Eddie's decided he's had enough. He's going to scare Courtney once and for all. And he's come up with the 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 the rumor. Because it just might be true...