When Scooby and the gang are hired to escort a possessed ventriloquist dummy, they meet up with the two judges of the competition, Jeff Dunham and Darci Lynne Farmer and the possessed dummy attacks the competition.
Quest roles:
John DiMaggio(Talent Agent / Crazy Karl / Baz Bozzington (voice)), Jeff Dunham(Jeff Dunham / Walter (voice)), Darci Lynne Farmer(Darci Lynne Farmer / Petunia (voice))