ScoobyDoo Shiny Spooky Knights - Scooby-Doo! Reader: Level 2 Hardcover Author:Gail Herman The Mystery Machine has a flat tire, and the gang is forced to enter a spooky old castle. It¹s going to take lots of snacks to convince Scooby to go past the castle¹s creepy cast of creatures to find some help. Can Scooby help get the Mystery machine on its way before it¹s too late?