Stupid Human Tricks, Cher In honor of his recent nomination, Paul and the gang participate in a Grammy-themed edition of "Stump the Band;" during "Stupid Human Tricks," a fourteen-year-old girl performs "Feliz Navidad" with her nose; Cher sings "Song for the Lonely." Details Casts Title Stupid Human Tricks, Cher Genres Talk Comedy Release Date 2002-02-27 Episode Runtime 01 Hours 03 Minutes Season Number 9 Episode Number 111 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)