My favorite author is Stephen King. What's his top selling novel?
Stephen King is an American author 
What about his movie adaptions, I know he has many including IT.
He authors horror, supernatural and fiction
What are his top selling novels?
His books have more than 350 million copies
What are his best selling movie adaptions? My two favorites are both IT and Pet Cemetery.
Stephen King
Stephen Edwin King (born September 21, 1947) is an American author of horror, supernatural fiction, suspense, science fiction, and fantasy novels. His books have sold more than 350 million copies, many of which have been adapted into feature films, miniseries, television series, and comic books. King has published 58 novels (including seven under the pen name Richard Bachman) and six non-fiction books. He has written approximately 200 short stories, most of which have been published in book collections
List of awards and nominations received by Stephen King
Stephen King is an American author of contemporary horror, supernatural fiction, suspense, science fiction, crime fiction, and fantasy. His books have sold more than 350 million copies, many of which have been adapted into feature films, miniseries, television shows, and comic books. King has published 54 novels, including seven under the pen name Richard Bachman and six non-fiction books. He has written nearly 200 short stories, most of which have been collected in book