American Idol (8pm, Fox) - Viewer voting begins tonight right after the semifinal round featuring the Top 12 male singers (women perform tomorrow night). That means Scotty McCreery (right) of Garner gets his first shot at performing for voters. Starting tonight, voters can vote the first time online via Facebook. Go to AmericanIdol.com during the voting window and log on using your Facebook account information. That will get you to the "American Idol" voting page where you can select your favorites. You can cast up to 50 votes online. You can also still vote by phone or by text message (AT&T customers only).
Charlie Sheen: In His Own Words (10pm, ABC) - '20/20' sits down with the reclusive Charlie Sheen in an effort to get the shy, reserved actor to open up about his feelings regarding his troubles with his bosses at CBS, his opinions on Alcoholics Anonymous, and whether or not he is in fact a "winner." I sure hope they can get him to talk...
Parenthood (10pm, NBC) - This show has catapulted from "good" to "amazing" this season. In tonight's episode, Adam and Kristina must finally discuss with Max the fact that he has Asperger's. Also, Crosby tries to make amends with Jasmine (let her go, man!).
The Good Wife (10pm, CBS) - The firm sues a social networking site on behalf of a Chinese dissident for failing to protect his anonymity. Meanwhile, Will and Diane try to wrestle control of the firm away from Derrick.
Southland (10pm, TNT) - John's drug issue worsens as Ben approaches the end of his training. Meanwhile, Lydia is involved in a shoot-out while preoccupied with a teenage victim, and Sammy focuses on fatherhood.
Also deserving your attention tonight at 10pm: "Lights Out" on FX, "White Collar" on USA, and "The Game" on BET.
Pioneers of Television (8pm, UNC-TV) - Another repeat from Season 1, but a must-see. This one is about sitcoms, such as "I Love Lucy" and "The Dick Van Dyke Show."
Biggest Loser: Couples (8pm, NBC) - Tonight's show features a segment taped at the North Carolina Food Bank in Raleigh as part of a national
Parenthood (10pm, NBC) - Max has a birthday party hosted by a man (Michael Emerson from 'Lost,' right) with Asperger's syndrome.
Glee (8pm, Fox) - The Valentines episode has the glee kids setting up a kissing booth.
Boxing legend and Detroit native Thomas "Hitman" Hearns guest stars as himself.
The UNC vs. Boston College basketball game will preempt "NCIS: Los Angeles" and "The Good Wife" tonight on WRAL.
Life Unexpected (8pm, CW) - The final two episodes of Season 2 (and quite possibly, the entire series) air tonight. In one, Baze prepares for a future with Emma, unaware of her secret past with his dad. Then Lux arranges a special meal for herself and Eric, but her parents find out and crash it. No official announcement on cancelation or a third season is expected until May. Charlotte native Britt Robertson plays Lux (left with her dad, Baze).
White Collar (10pm, USA) - The show returns for the winter portion of its season (I know, it's confusing the way USA and TNT break up their seasons) with Peter suspended and wrongly accused by the FBI and trying to clear his name -- all while looking for Mozzie's shooter during a sting with Neal (Matt Bomer, right).
Detroit 1-8-7 (10pm, ABC) - While attending Longford's retirement party, the squad is shocked to learn that assistant prosecutor Alice Williams was murdered in the courthouse parking garage, and the tragedy hits Lt. Mason hard.
I Want a Dog for Christmas, Charlie Brown (8pm, ABC) - Linus and Lucy's little brother, ReRun, tries to avoid the Van Pelt family's holiday nuttiness by hanging with Snoopy and his own sibling, the desert-dwelling Spike. Based on previously published comic strips by Charles S. Schulz.
Glee (8pm, Fox) - Sue Sylvester's "Nazi-hunting" mother (Carol Burnett) visits in this new episode featuring the wedding of Kurt's father to Finn's mother. Looks like they'll have a duet. Meanwhile, Kurt makes a major decision and Rachel and Finn take a big step.
asks him to drop out of the race for state's attorney.