- David Letterman (Self - Host)
- Paul Shaffer (Self -Musical Director)
- Alan Kalter (Self - Announcer (voice))
Late Show with David Letterman — S16E72
Episode: Billy Crystal, Kara DioGuardi
Air Date: 2009-01-12
Overview
Billy Crystal; and Kara DioGuardi. PLUS: Great Moments in Presidential Speeches; an Odd Blagojevich Press Conference; 49er Coach Mike Singletary; and a Top Ten List with Owen Wilson from Maui, Hawaii.