Late Show with David Letterman - Season 20 Episode 136 Tom Selleck; Michael Somerville; Albert Hammond Jr.
From "Blue Bloods", actor Tom Selleck; stand-up comedy by Michael Somerville; musical guest Albert Hammond Jr.
- Genre: Talk, Comedy
- Studio: CBS
- Keyword: late-night show
- Cast: David Letterman, Paul Shaffer, Alan Kalter