HDTV Listings for April 7, 2011

What we're watching tonight:

• CBS (1080i) has The Big Bang Theory at 8 p.m., Rules of Engagement at 8:30 p.m., CSI at 9 p.m. and The Mentalist at 10 p.m.

• NBC (1080i) has Perfect Couples at 8:30 p.m. and Outsourced at 10:30 p.m.

• Fox (720p) has American Idol at 8 p.m. and Bones at 9 p.m.

• CW (1080i) has The Vampire Diaries at 8 p.m. and Nikita at 9 p.m.

• Reelzchannel (1080i) has The Kennedys at 8 p.m.

• FX (720p) has Archer at 10 p.m.

• History (720p) has Swamp People at 9 p.m. and the series premiere of Mounted in Alaska at 10 & 10:30 p.m.

• Spike (1080i) has TNA: Impact at 9 p.m.

• Showtime (1080i) has the season premiere of The Secret Diary of A Call Girl at 10:30 p.m. and the series premiere of Gigolos at 11 p.m.

• TLC (1080i) has the season premiere of Police Women at 9 p.m. and series premiere of Unleashed: K-9 Broward County at 10 & 10:30 p.m.

• TNT (1080i) has an NBA doubleheader with Celtics/Bulls at 8 p.m. and Trail Blazers/Jazz at 10:30 p.m.