Jeffrey Douglas Dunham (born April 18, 1962) is an American ventriloquist, stand-up comedian and actor who has also appeared on numerous television shows, including Late Show with David Letterman, Comedy Central Presents, The Tonight Show and Sonny With a Chance. He has six specials that run on Comedy Central: Arguing with Myself, Spark of Insanity, Jeff Dunham's Very Special Christmas Special, Controlled Chaos, Minding the Monsters, and All Over the Map. Dunham also starred in The Jeff Dunham S