22 Season
4252 Episode
Late Show with David Letterman - Season 12 Episode 21 Queen Latifah, Jack Hanna
As it does every season, Alan's hair changes colors; Dave comments on Conan O'Brien's promotion to hosting The Tonight Show in 2009, then openly asks if he can go back to NBC to host Late Night; a Kodomo Dragon (courtesy of Jack Hanna) startles Dave.
- Country : United States of America
- Genre : Talk, Comedy
- Director :
- Cast : David Letterman, Paul Shaffer, Alan Kalter
