On TV this weekend
Extreme Makeover: Home Edition, 8 p.m., ABC When 65 Santas show up at your house to wreck the place, you get out of the way. They know what's bad, after all.
Christmas in Washington 2011, 8 p.m., TNT The Band Perry, Justin Bieber, Cee Lo Green, Jennifer Hudson and Victoria Justice are in concert for the president. If Cee Lo sings his most famous hit, he may get taken down by the Secret Service.
SERIES PREMIERE Bama Glama, 8 p.m., Food An event designer from the Yellowhammer State shows us how they do up events 'round that way. Especially cordial is the annual meet-up of Auburn and Tide fans, we hear.
Grimm, 9 p.m., NBC A murder pushes Nick and Hank to take another look at the old case of a missing person who may be a feral creature. Well, then she's okay out in the woods.
Christmas Comes Home to Canaan, 8 p.m., Hallmark Billy Ray Cyrus is a small-town redneck dad who falls for a rehab nurse. No, in the movie.
America's Most Wanted: U.S. Marshals Special Edition, 8 p.m., Fox A look at the Marshals' 15 most wanted criminals, in case Billy Ray Cyrus isn't your cup of tea, but you still want to see rednecks.
Earth's Final Hours, 9 p.m., SyFy Another pageant of fine acting and superb special effects from the wizards at this network. Oh, and the Earth stops spinning, and we miraculously still survive.
Saturday Night Live, 11:30 p.m., NBC Jimmy Fallon hosts and Michael Buble sings, so you know what that means: duet city.
SEASON FINALE Homeland, 10 p.m., Showtime It's time to find out if Claire Danes has been crazy or not when we learn what the terrorist plot against America is. Surprise! It's to get the citizenry hooked on mindless reality shows so we're distracted when they invade.
Z100's Jingle Ball Live From Madison Square Garden, 7 p.m., FUSE Just what you wanted for Christmas: Lady Gaga, Kelly Clarkson and Demi Lovato.
SEASON FINALE Survivor: South Pacific, 8 p.m., CBS Forget who wins, we're just waiting to see Jeff Probst's wedding photos.
SEASON FINALE Dexter, 9 p.m., Showtime The show's still going, so there's hardly any chance he'll be caught tonight. The Doomsday Killer, on the other hand.
— Joshua Gillin firstname.lastname@example.org