What we're watching tonight:
- NBC (1080i) has Chuck at 8 p.m., The Cape at 9 p.m. and Harry's Law at 10 p.m.
- ABC (720p) has The Bachelor at 8 p.m. and Castle at 10 pm.
- CBS (1080i) has How I Met your Mother at 8 p.m., Rules of Engagement at 8:30 p.m., Two and a Half Men at 9 p.m., Mike & Molly at 9:30 p.m. and Hawaii Five-0 at 10 p.m.
- CW (1080i) has 90210 at 8 p.m. and Gossip Girl at 9 p.m.
- Fox (720p) has House at 8 p.m. and the series premiere of The Chicago Code at 10 p.m.
- TLC (1080i) has the series premiere of The Unpoppables at 8 & 8:30 p.m., Cake Boss at 9 p.m. and 19 Kids & Counting at 10:30 p.m.
- ABC Family (720p) has Pretty Little Liars at 8 p.m. and Greek at 9 p.m.
- Syfy (1080i) has Being Human at 9 p.m.
- History (720p) has American Pickers at 9 p.m. and Pawn Star$ at 10 & 10:30 p.m.
- MTV (1080i) has Skins at 10 p.m.
- A&E (720p) has Heavy at 10 p.m.
- Discovery (1080i) has the season finale of American Chopper: Senior vs. Junior at 9 p.m.
- HBO (1080i) presents Reagan at 9 p.m.
- BBC America (1080i) has the 16th season premiere of Top Gear at 9 & 10:20 p.m.
- Food (1080i) has Dinners, Drive-ins & Dives at 9 p.m.
- ESPN (720p) has college basketball with Pittsburgh/West Virginia at 7 p.m. and Missouri/Kansas at 9 p.m.
- ESPN2 (720p) has women's college basketball with Duke/UNC at 7 p.m. and Tennessee/Kentucky at 9 p.m.