What we're watching tonight:
- NBC (1080i) presents A Muppets Christmas at 8 p.m. followed by Life and Law & Order
- Discovery (1080i) has Time Warp at 8 & 8:30 p.m. followed by Prototype This
- CBS (1080i) kicks in The New Adventures of Old Christine followed by Gary Unmarried, Criminal Minds and CSI: NY
- ABC (720p) brings Pushing Daisies at 8 p.m. followed by Private Practice and Dirty Sexy Money
- Showtime (1080i) has Inside the NFL at 9 p.m.
- DirecTV (1080i) continues Friday Night Lights at 9 p.m.
- A&E (720p) has the season finale of Parking Wars at 10 p.m.
- TBS (1080i) brings House of Payne at 10 & 10:30 p.m.
- TNT (1080i) presents Christmas in Washington at 8 p.m.
- ESPN (720p) has an NBA doubleheader with Celtics/Hawks at 7 p.m. and Spurs/Hornets at 9:30 p.m.