Season
Season 1 Episode
- Season 1 Natalie Imbruglia & Wayne Brady
- Season 1 Fat Boy Slim, Janeane Garofalo & Rufus Wainwright
- Season 1 Carmen Electra & Res
- Season 1 Ice Cube & Michelle Branch
- Season 1 Sarah Silverman & Ice Cube
- Season 1 Cast of Sorority Boys & John Mayer
- Season 1 Andy Richter & Star Sailor
- Season 1 Oliver Hudson & Jack Johnson
- Season 1 Bob Balaban & The Calling
- Season 1 Oscars & Vanessa Carlton
- Season 1 Matthew St. Patrick & Ben Folds
- Season 1 Bill Maher & Alanis Morissette
- Season 1 Cast of Death to Smoochy & Alien Ant Farm
- Season 1 Ray Romano & Henry Rollins
- Season 1 Tommy Lee, Rashida Jones & Five for Fighting
- Season 1 Robert Schimmel & Gavin Rossdale
- Season 1 Laura Prepon, Topher Grace, Pete Yorn & Ferecito
- Season 1 Albert, Erik Estrada, Ricki Lake & Art Alexakis
- Season 1 Bill Paxton & The Eels
- Season 1 Cast of New Best Friend & Trik Turner
- Season 1 Cast of The Sweetest Thing, George Lopez & Fred Willard
- Season 1 Adam Goldberg
- Season 1 Sarah Silverman & Goo Goo Dolls
- Season 1 Cast of The New Guy & Shannon McNally
- Season 1 Gary Spivey & Nikka Costa
- Season 1 Poison
- Season 1 Bradley Cooper & Cake
- Season 1 Andy Kindler & Rhett Miller
- Season 1 The Final Late World
- Season 1 Foo Fighters.
- Season 1 Albert, Kim Delaney & Lisa Loeb
- Season 1 Kelly Hu & Jami Gertz
- Season 1 Mariel Hemingway, Jason Priestley & Dennis Haysbert
- Season 1 Nia Vardalos & The Shins
- Season 1 Jill Hennessy & Tommy Lee
Late World with Zach - Season 1 Episode 17
7.50 30 minutes 
