Scooby-Doo and Guess Who? Season 1 Episode 20 - Too Many Dummies Episode Title:Too Many Dummies.Episode Description:Scooby and the gang are hired to deliver a creepy doll named Crazy Karl to a ventriloquist competition by the organizer of the event named Baz Bozzington. Jeff Dunham & Walter alongside Darci Lynne Farmer & Petunia are both attending as celebrity judges when Karl seemingly comes to life, attacking a nearby security guard. Complicating matters is the run down motel they are staying in where both the owner and her son want to make Petunia and Walter a permanent part of their doll collection.