Zach Braff, Arj Barker, The Airborne Toxic Event Zach Braff; Arj Barker; and The Airborne Toxic Event. PLUS: Great Moments in Presidential Speeches; "Bride Wars"; Mystery Sound in Space; Alan Kalter's How It Works; and a Late Show Farewell to Great Moments in Presidential Speeches. Details Casts Title Zach Braff, Arj Barker, The Airborne Toxic Event Genres Talk Comedy Release Date 2009-01-16 Episode Runtime 01 Hours 03 Minutes Season Number 16 Episode Number 76 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)