HDTV Listings for April 20, 2010

What we're watching tonight:

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

• ESPN (720p) presents 30 for 30: Silly Little Game at 8 p.m.

• ABC (720p) has Dancing with the Stars at 8 p.m., Lost at 9 p.m. and V at 10 p.m

• Discovery (1080i) has Deadliest Catch at 9 p.m. and Construction Intervention at 10 p.m.

• NBC (1080i) has Parenthood at 10 p.m.

• FX (720p) has Justified at 10 p.m.

• USA (1080i) has Law & Order: CI at 10 p.m.

• TLC (1080i) has 19 Kids & Counting at 9 p.m. and Little Chocolatiers at 10 & 10:30 p.m.

• Syfy (1080i) has WWE NXT at 10 p.m.

• TNT (1080i) has an NBA playoffs doubleheader with Heat/Celtics at 8 p.m. and Thunder/Lakers at 10:30 p.m.

• Versus (1080i) has NHL playoffs action with Penguins/Senators at 7 p.m. and Blackhawks/Predators at 9 p.m.

• NBA TV (1080i) airs Bucks/Hawks at 7 p.m. and Blazers/Suns at 10 p.m.