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