TONIGHT: We've got four season finales, as Gossip Girl, House, Castle and One Tree Hill wrap up, plus new episodes of Chuck, How I Met Your Mother, Nurse Jackie, and Dancing with the Stars.

8:00 PM

Chuck Things get complicated when Chuck and Ellie's dad (Scott Bakula) returns. (NBC)
How I Met Your Mother Ted goes to the movies and realizes that the film he's watching is about his relationship with Stella, written by Tony. (CBS)
Dancing with the Stars More dancing. Yay. (ABC)
House In the season finale, the team heads to the site of a construction accident. (FOX)
One Tree Hill In the season finale, the gang heads to Utah for the premiere of Julian's film. (CW)

9:00 PM

24 Jack's mission is making life difficult for President Taylor. When will this show be over already? (FOX)
Gossip Girl In the third season finale, Blair must make a decision about her future with Chuck and the site posts an item about Dan. (CW)
Two and a Half Men While Alan and Jake are away, Charlie is visited by all his old girlfriends in ghost-form for some reason. Maybe Chuck Lorre is doing some stupid Christmas Carol-themed episode. (CBS)
Law and Order Tonight on the recently-canceled show, a stabbing victim dies in the hospital and and a TV crew finds a body on their set. (NBC)

10:00 PM

Castle In the season 2 finale, Castle and Beckett investigate the death of a covert operative. (ABC)
CSI: Miami Horatio's former girlfriend is killed in an explosion causing him to dramatically put on his sunglasses. (CBS)
Nurse Jackie Kevin wants Fiona to join Grace at Catholic School and Jackie is forced to hide her escalating drug purchases. (SHO)
Real Housewives of New Jersey Dina seeks the advice of a Zen master that the producers found for her. (BRAVO)
True Life Young newlyweds are followed as they adjust to married life. (MTV)

Who's on the Late Night Couches Tonight?

The Daily Show: Repeat, TBA (Comedy Central)
The Colbert Report: Repeat, TBA (Comedy Central)
Jimmy Kimmel Live: Mickey Rourke, Jorge Garcia, Pamela Anderson (ABC, repeat)
Lopez Tonight: Donald Trump, Julie Bowen, Weezer (TBS)
Chelsea Lately Carson Kressley, Arden Myrin, Chris Franjola, Matt Braunger (E!)
The Tonight Show with Jay Leno: Bill Cosby, Ricky Gervais, Taio Cruz (NBC)
Late Night with Jimmy Fallon: Randy Jackson, David Boreanaz, the final three "Survivor" contestants, Public Image Ltd. (NBC)
Last Call with Carson Daly Aaron Paul, Shooter Jennings, 311 (NBC, repeat)
Late Show with David Letterman: Matthew Fox, Zac Brown Band, "American Idol" castoff Michael Lynche, Jason Randal (CBS)
Late Late Show with Craig Ferguson: Archbishop Desmond Tutu (CBS, repeat)