What we're watching: The college football is fully underway, with tonight's highlight an early grudge match between Tennessee and Cal on ABC. If the other kind of football is more your thing, keep an eye out for Becks's team, the LA Galaxy taking on Real Salt Lake on HDNet.

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): CFB: Tennessee vs. Cal (8 p.m.)

CBS (1080i): Ghost Whisperer (8 p.m.)

NBC (1080i): NCIS (8 p.m.), Cold Case (9 p.m.), Saturday Night Live (11:29 p.m.)

Fox (720p): N/A

CW (1080i): N/A

TNT-HD (1080i): Titanic (8 p.m.)

Discovery-HD (1080i): Sunrise Earth (7 p.m.), Wonders of the Wild West (8 & 11 p.m.), National Trust Gardens (10 p.m.)

ESPN-HD (720p): College Football Scoreboard (7 p.m.), CFB: Kansas State vs. Auburn (8 p.m.), SportsCenter (10:45 p.m.)

ESPN2-HD (720p): CFB: Oklahoma State vs. Georgia (6:45 p.m.), NASCAR Countdown (9:45 p.m.), Camping World 300 (10 p.m.)

Mojo HD (1080i): Beer Nutz (7 & 10:30 p.m.), Uncorked with Billy Merritt (7:30 p.m.), I Bet You (8, 8:30, 9, 9:30 & 11:30 p.m.), Timeless (10 p.m.), Howard Stern (11 p.m.)

HDNet (1080i): Standing in the Shadows of Motown (8 p.m.), MLS: Real Salt Lake at LA Galaxy (10:30 p.m.)

HDNet Movies (1080i): Dead Again (6:20 p.m.), Cliffhanger (8:15 p.m.), Last Man Standing (10:15 p.m.)

Universal HD (1080i): Surface (8 p.m.), Firefly (9 p.m.), Texas Chainsaw Massacre: The Next Generation (10 p.m.)

HBO-HD (1080i): Major Payne (6:15 p.m.), X-Men: The Last Stand (8 p.m.), The 40 Year-Old Virgin (9"45 p.m.)

Showtime-HD (1080i): Bad News Bears (6 p.m.)

MAX-HD (1080i): Galaxy Quest (6: 30 p.m.), Rumor Has It (8:15 p.m.), Idiocracy (10 p.m.)

STZ HD (1080i): The Shaggy Dog (7:20 p.m.), The Queen (9 p.m.)

First 25 RED ONE cameras ship