Question: Which character in the adult animated film, created by Trey Parker and Matt Stone, is known for his muffled and indiscernible speech?
Sentence (from "South Park: Bigger, Longer &amp; Uncut"): The film was directed by series creator Trey Parker and stars the regular television cast of Parker, Matt Stone, Mary Kay Bergman, and Isaac Hayes, with guest performances by George Clooney, Eric Idle and Mike Judge.
Relevant evidence: No