George Clooney, Mastodon S137E137 - George Clooney, Mastodon 2011
Dave welcomes actor George Clooney and musical guest Mastodon.
- Released: 2011-10-05
- Runtime: 50 minutes
- Genre:
- Stars: David Letterman, Paul Shaffer, Alan Kalter
- Director:
Dave welcomes actor George Clooney and musical guest Mastodon.