What we're watching tonight:
- ABC (720p) airs The Middle at 8:30 p.m., Modern Family at 9 p.m., Cougar Town at 10 p.m. and Happy Town at 10 p.m.
- CBS (1080i) has The New Adventures of Old Christine at 8 p.m., Criminal Minds at 9 p.m. and CSI: NY at 10 p.m.
- Fox (720p) has American Idol at 9 p.m.
- CW (1090i) has the season finale of Fly Girls at 9 & 9:30 p.m.
- Discovery (1080i) has Weird or What? at 8 p.m., Mythbusters at 9 pm. and the series premiere of Worst-Case Scenario at 10 p.m.
- Spike (1080i) has The Ultimate Fighter at 10 p.m.
- USA (1080i) has In Plain Sight at 10 p.m.
- NBC (1080i) airs Mercy at 9 p.m. and Law & Order: SVU at 10 p.m.
- A&E (720p) has Dog the Bounty Hunter at 10 p.m. and Billy the Exterminator at 10:30 p.m.
- Showtime (1080i) has Inside NASCAR at 10 p.m.
- Syfy (1080i) has the spring finale of Ghost Hunters at 9 p.m.
- TBS (1080i) airs House of Payne at 10 & 10:30 p.m.
- TLC (1080i) has Police Women of Maricopa at 10 p.m.
- TNT (1080i) has Spurs/Los Suns NBA playoffs action at 9 p.m.
- ESPN (720p) has Cardinals/Phillies baseball at 7 p.m.
- ESPN2 (720p) has Wizards/D.C. United soccer at 7 p.m.
- Versus (1080i) has NHL Playoffs action with Bruins/Flyers at 7 p.m. and Blackhawks/Canucks at 9:30 p.m.