What we're watching: Tonight the NASCAR Busch Series season continues in high definition on ESPN from Fontana, California. HBO also brings a new George Lopez comedy special live from Phoenix, before we get a look at Rainn Wilson (Dwight from The Office) hosting SNL.
Our traditional high-def listings continue below.
Here are some other HDTV programs showing on selected networks today. All times are Eastern and reruns are in italics, premieres in bold:
ABC (720p): Forrest Gump (8 p.m.)
CBS (1080i): Jericho (9 p.m.), CSI (9 p.m.)
NBC (1080i): Law & Order: SVU (9 p.m.), Law & Order: CI (10 p.m.), Saturday Night Live: Rainn Wilson (11:29 p.m.)
Fox (720p): N/A
CW (1080i): N/A
TNT-HD (1080i): The Replacements (8 & 10:30 p.m.)
Discovery-HD (1080i): Sunrise Earth (7 p.m.), National Parks: Everglades (8 & 11 p.m.), Glacier National Park (8:30 & 11:30 p.m.), Treasures of the Trust (9 p.m.), Living with the Kombai Tribe: The Adventures of Mark and Olly (10 p.m.)
ESPN-HD (720p): College Basketball: Indiana vs. Michigan State (9 p.m.), SportsCenter (11 p.m.)
ESPN2-HD (720p): NASCAR Countdown (7 p.m.), NASCAR Busch Series at Fontana (7:30 p.m.)
INHD (1080i): Airtime (7 p.m.), Gotham Boxing: Gonzales vs. Maldonado (8 p.m.), Timeless (10 p.m.), Beer Nutz (10:30 p.m.), Howard Stern (11 p.m.), Dr. Danger (11:30 p.m.)
HDNet (1080i): True Music w/ Katie Daryl (7 p.m.), Get Out! (7:30 p.m.), NHL on HDNet: Red Wings at Predators (8 p.m.), Nothing But Trailers (10:30 p.m.), Smallville (11 p.m.)
HDNet Movies (1080i): Return to Paradise (6 p.m.), Empire of the Sun (8 p.m.), Boyz in the Hood (10:35 p.m.)
Universal HD (1080i): The Legend of Billie Jean (6 p.m.), Surface (8 p.m.), Battlestar Galactica (9 p.m.), Mary Shelley's Frankenstein (10 p.m.)
HBO-HD (1080i): Something New (8 p.m.), George Lopez: America's Mexican (10 p.m.)
Showtime-HD (1080i): Crash (6 p.m.), Hustle and Flow (8 p.m.), Sarah Silverman: Jesus is Magic (10 p.m.), The L Word (11:30 p.m.)
MAX-HD (1080i): Doom (6 p.m.), 16 Blocks (8:15 p.m.), She's the Man (10 p.m.)
STZ HD (1080i): RV (9 p.m.), Casanova (10:40 p.m.)
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