Hulu has joined the ranks of C-SPAN, Current, CNN, MySpace, and others in live-streaming the remaining presidential debates. So if NBC or Fox are your favorite broadcast networks, then you too can make the switch to an Internet-only lifestyle.

In other news, TBS is renewing "My Boys" for another season (see/hear LAist's interviews with stars Jim Gaffigan and Jamie Kaler).

6:00pm Presidential Debate ABC, NBC, PBS, CBS, MSNBC, C-SPAN, Etc. - McCain vs. Obama at Belmont University-Nashville, Tom Brokaw moderates, and will hopefully shut the eff up about "the Greatest Generation".

8:30pm Nova - Arctic Dinosaurs PBS/KCET - Dude, polar dinosaurs!

8:30pm Factory Girl Showtime - (2006) Edie Sedgwick (Sienna Miller) lands at artist Andy Warhol's (Guy Pearce) Factory and becomes his muse in the mid-1960s.

8:40pm Gavin & Stacey BBC America - Season Premiere

9:00pm The Real Housewives of Atlanta Bravo - Series Premiere.

9:00pm Dancing With the Stars ABC - Jennifer Hudson performs; Kool and the Gang performs; the Rockettes perform; one celebrity is eliminated.

9:00pm Dirty Jobs Discovery - Season Premiere

9:00pm Whatever, Martha Fine Living - Martha has her palm read

10:00pm The Shield FX - Vic sets into motion plans to end the gang threat as his relationship with Cassidy deteriorates

10:00pm Iditarod Discovery - Series Premiere

10:00pm Tabatha's Salon Takeover Bravo - Season Finale

11:35pm The Late Show With David Letterman CBS - Actress Debra Messing; rainforest preservationist John Cain Carter; Tegan and Sara perform.

12:35am Late Night With Conan O'Brien NBC - Actor Russell Crowe; singer Alicia Keys; Death Cab for Cutie performs.

Photo of Belmont University, Nashville, where tonight's Presidential debate will take place by Mark Humphrey via AP