To research this book, Louis Sachar actually tasted dog food. "It's just the way I described it in the book," says Louis. "Like cereal. But kind of gritty."

Louis Sachar is the bestselling author of the award-winning novel Holes, as well as Small Steps, The Cardturner, Stanley Yelnats' Survival Guide to Camp Green Lake, There's a Boy in the Girls' Bathroom, The Boy Who Lost His Face, Dogs Don't Tell Jokes, and the rest of the Marvin Redpost series, among many others. Visit him at louissachar.com.