William H. Macy, George Miller, The Pretenders Dave repeatedly shows footage of the Taco Bell chihuahua saying ""funkalicious."" Later, Dave and William H. Macy drink Tang spiked with Jack Daniels. Details Casts Title William H. Macy, George Miller, The Pretenders Genres Talk Comedy Release Date 1999-08-05 Episode Runtime 01 Hours 03 Minutes Season Number 6 Episode Number 202 Production Companies Worldwide Pants, CBS Entertainment Productions, CBS Productions, CBS Studios David Letterman Self - Host Paul Shaffer Self -Musical Director Alan Kalter Self - Announcer (voice)