Scooby-Doo! an Estimation Mystery: The Case of the Greedy Ghost

Scooby-Doo and the Mystery Inc. gang are on the Case of the Greedy Ghost. He's been scaring away people at the Crystal Cove Festival. Can Scooby and the gang solve the guessing game and uncover who is behind the chaos? Or will the Greedy Ghost continue to haunt the festival?