Kelsey Grammer, Stevie Wonder Details Casts Title Kelsey Grammer, Stevie Wonder Genres Talk Comedy Release Date 2015-03-11 Episode Runtime 01 Hours 03 Minutes Season Number 22 Episode Number 97 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)