Charlie had his chocolate factory. Stanley Yelnats had his holes. Leo has the wacky, amazing Whippet Hotel.There's mystery and adventure on every floor.There's no other place quite like the Whippet Hotel. Each and every floor has its own wacky design--and its own wacky secrets. The guests are either mad or mysterious. And ducks are everywhere.Leo Fillmore should know everything there is to know about the Whippet Hotel--he is the janitor's son, after all. But a whole lot