In addition to his puppeteering on The Dark Crystal, Dave Goelz is known for performing as which Muppet?
Dave Goelz: David Charles "Dave" Goelz (born July 16, 1946) is an American puppeteer and voice actor known for his work with the Muppets. Dave Goelz:  As part of the Muppets' performing cast, Goelz performs The Great Gonzo, as well as Bunsen Honeydew, Waldorf (after Jim Henson's death), Zoot and Beauregard, originating on "The Muppet Show". Dave Goelz:  Goelz's puppeteering roles also include roles in "Fraggle Rock", "The Dark Crystal", and "Labyrinth". The Dark Crystal: The Dark Crystal is a 1982 American–British fantasy adventure film directed by Jim Henson and Frank Oz and stars the voices of Stephen Garlick, Lisa Maxwell, Billie Whitelaw, Percy Edwards, and Barry Dennen.
The Great Gonzo