22 Season
4252 Episode
Late Show with David Letterman - Season 17 Episode 85 Jack Hanna, Joe Wong, the Swell Season (2015)
Animal handler Jack Hanna; comic Joe Wong; the Swell Season performs.
- Country : United States of America
- Genre : Talk, Comedy
- Studio : CBS
- Director :
- Cast : David Letterman, Paul Shaffer, Alan Kalter