HDTV Listings for April 19, 2011

What we're watching tonight:

• TNT (1080i) has NBA Playoffs action with Knicks/Celtics at 7 p.m. and Trail Blazers/Mavericks at 9:30 p.m.
• NBA TV (1080i) has NBA Playoffs action with Hawks/Magic at 8 p.m.
• Versus (1080i) has NHL Playoffs action with Canucks/Blackhawks at 8 p.m. and Sharks/Kings at 10:30 p.m.
• NBC (1080i) has The Biggest Loser at 8 p.m. and the season finale of Parenthood at 10 p.m.
• Discovery (1080i) has Deadliest Catch at 9 p.m. and Hogs Gone Wild at 10 p.m.
• ABC (720p) has the season premiere of Jamie Oliver's Food Revolution at 8 p.m., Dancing with the Stars at 9 p.m. and Body of Proof at 10 p.m.
• CW (1080i) has One Tree Hill at 8 p.m. and Hellcats at 9 p.m.
• Fox (720p) has Glee at 8 p.m., Raising Hope at 9 p.m. and Traffic Light at 9:30 p.m.
• History (720p) has Only in America with Larry the Cable Guy at 9 p.m. and Top Shot at 10 p.m.
• Comedy Central (1080i) has Sports Show with Norm Macdonald at 10:30 p.m.
• Syfy (1080i) has the season finale of Destination Truth at 9 p.m. and Marcel's Quantum Kitchen at 10 p.m.
• Spike (1080i) has Auction Hunters at 10 p.m.
• ESPN (720p) has E:60 at 7 p.m. and Three for the Show at 8 p.m.