Stephen Colbert & Jon Stewart
Episode: 4x01 | Airdate: May 5, 2015
Episodes
Michael Keaton & Dan Aykroyd
Episode: 4x02 | Airdate: May 12, 2015
Bryan Cranston & Carol Leifer
Episode: 4x03 | Airdate: May 19, 2015
Cheech Marin, Tommy Chong & Dane Cook
Episode: 4x04 | Airdate: May 26, 2015
Ted Danson & Wanda Sykes
Episode: 4x05 | Airdate: Jun 2, 2015
Conan O'Brien & Jeffrey Tambor
Episode: 4x06 | Airdate: Jun 9, 2015
