What we're watching tonight:
- NBC (1080i) has My Name is Earl at 8 p.m., The Office at 9 p.m., followed by 30 Rock and E.R.
- ABC (720p) lines up Ugly Betty at 8 p.m., followed by Grey's Anatomy and Lost
- CBS (1080i) brings CSI at 9 p.m. followed by Without a Trace
- ESPN HD (720p) covers the NBA Playoffs with Cavaliers/Celtics at 7 p.m. followed by Hornets/Spurs
- ESPN2 HD (720p) has MLS action with Chicago Fire/D.C. United at 7:30 p.m.
- CW (1080i) has Smallville and Supernatural starting at 8 p.m.
- TLC (1080i) has Overhaulin' at 8 p.m. followed by the season finale of American Chopper and Miami Ink
- History (1080i) premieres Tougher in Alaska at 10 p.m.