Summary: It's a whole new ride from master of horror and bestselling author R.L. Stine—with a story so fiendish that it can't be contained to just one book! For an athlete like Matt Daniels, breakfast is the most important meal of the day. It's also the msot dangerous. That's because somebody is about to pull a mean prank. The recipe is simple: Just add Monster Blood. As if Matt's problems weren't big and slimy enough, a surprise invitation will lead to the even more trouble. How long can Matt survive inside a terrifying theme park? Not very long if his friends keep disappearing!