Luke Harrison's dad makes horror movies. It's very fun to be around such scary stuff-especially when you have your own monster museum at home. But when two ventriloquist dummies join the collection, things get real creepy. Real-life creepy! Slappy and Snappy can walk and talk on their own.

Robert Lawrence Stine (born October 8, 1943), known as R. L. Stine and Jovial Bob Stine, is an American writer. Stine, who is often called the "Stephen King of children's literature", is the author of dozens of horror fiction novels, including the books in the Goosebumps, Rotten School, Mostly Ghostly, The Nightmare Room and Fear Street series. Some of his lesser-known works include a Space Cadets trilogy, two Hark gamebooks, a two-part novel The Beast and dozens of joke books.