Biography (8 p.m., A&E) has a new profile of Jack Webb. Yeah, yeah, just the facts. The new drama series Gilmore Girls (8 p.m., WB) premieres. It's a promising show about a nondysfunctional family, a single mom (Lauren Graham) raising a 16-year-old daughter (Alexis Bledel). Charmed (9 p.m., WB) opens its third season with a visit from Barenaked Ladies. The band. Ever wonder about your music idols' taste in decorating? Then the new series MTV Cribs (10 p.m., MTV) is for you. First up: A tour of Ozzy Osbourne's home. But take your shoes off first -- he just had the rugs cleaned.
Democrat Joe Lieberman and Republican Dick Cheney face off in their vice presidential debate (9 p.m. EDT/6 p.m. PDT, ABC, CBS, NBC, PBS, CNN, C-Span).
National League Division Playoffs:
Braves at Cardinals, Game 2 (4 p.m., ESPN)
Mets at Giants, Game 2 (8 p.m., Fox)
Rosie O'Donnell (syndicated) Farrah Fawcett, Colin Hanks
David Letterman (CBS) Kevin Spacey, Lenny Krayzelburg
Jay Leno (NBC) Former White House press secretary Joe Lockhart, 98 Degrees
Politically Incorrect (ABC) Kevin Sorbo
Conan O'Brien (NBC) Jackie Chan, Jonathan Katz, Amy Rigby
Craig Kilborn (CBS) Kevin Sorbo, Michelle Rodriguez
All times Eastern unless noted.