- Stephen Colbert
- Ellen Degeneres
- Mitch Hedberg
- Michael Ian Black
- Billy Crystal
- Steve Martin
- Bill Murray
- Robin Williams
- Seth Rogen
- Judge Apatow
- Amy Sedaris
- Ben Stiller
- Lewis Black
- Demetri Martin
- Vince Vaughn
- Isla Fisher
- Sarah Silverman
aug 7 2008 ∞
apr 5 2012 +
apr 5 2012 +