David Walliams has taken the children's literary world by storm. His critically acclaimed novels have sold millions of copies worldwide and have been translated into over forty languages. David's books have achieved unprecedented critical acclaim—with many reviewers comparing him to his all-time hero, Roald Dahl. In addition to being a bestselling author, David is an actor, comedian, and television personality. He lives in the UK.

Tony Ross has illustrated many favorite books for children, including Lynne Reid Banks's Harry the Poisonous Centipede titles, the popular series about extra-terrestrial teacher Dr. Xargle by Jeanne Willis, and the Amber Brown books by Paula Danziger. Tony Ross lives in Cheshire, England.

The UK's #1 bestselling children's author, David Walliams, hailed as "the heir to Roald Dahl" by the Spectator, bursts onto the American market with Demon Dentist—and this is one dentist appointment you don't want to miss.

Something strange is happening in Alfie's town. Instead of shiny coins from the tooth fairy, kids are waking up to dead slugs, live spiders, and other icky, terrible things under their pillows. Who would do something so horrific? Alfie is sure that Miss Root, the new dentist in town, is behind it all. There's nothing Alfie hates more than going to the dentist, but to solve this mystery, he may have to book a dreaded appointment. . . .