"Oh, I'll eat my whiskers," said Santa Claus with a tear in his eye. "It's a LITTLE DINOSAUR!" Forget everything you thought you knew about the North Pole, put some pancakes on your plate, and get ready to meet: a boy named William Trundle, his dad, Mr. Bob Trundle, Santa Claus (yes, the real Santa Claus!), an elf named Brackentrompet, Brenda Poneski, the meanest girl in school (maybe in the whole world), a guy called "God help you," known as Hunter, and a very strange dinosaur...