Tonight on NBC, it's Blake Shelton. And then it's more Blake Shelton.First up, of course, he's one of the judges on The Voice (7 pm., NBC/Ch. 5). And we're down to the final six contestants, who give it their all in an attempt to impress viewers.Then it's Blake Shelton's Not So Family Christmas (9 p.m., NBC/Ch. 5), in which the country star is joined by Miranda Lambert, Christina Aguilera, Reba McEntire and Kelly Clarkson.Elsewhere on TV ...NFL (6:30 p.m., ESPN): New York Giants at Washington RedskinsHow I Met Your Mother (7 p.m., CBS/Ch. 2): Robin is determined to hook up with Barney again.Extreme Makeover: Home Edition (7 and 8 p.m., ABC/Ch. 4): The team helps a family whose home and farm were destroyed in a fire.Bones (7 p.m., Fox/Ch. 13): A psychic tries to help the spirit of a boy whose death the team is investigating.90210 (7 p.m., CW/Ch. 30): Silver performs a burlesque act at Naomi's charity lingerie show.NBA (7 p.m., ROOT): Los Angeles Clippers at Utah Jazz2 Broke Girls (8 p.m., CBS/Ch. 2): Carolina and Max hire an intern.Gossip Girl (8 p.m., CW/Ch. 30): Serena and Dan host Thanksgiving dinner for their friends.Mike & Molly (8:30 p.m., CBS/Ch. 2): Mike is stressed about taking a test to become a detective.Hawaii Five-0 (9 p.m., CBS/Ch. 2): Rumer Willis guest stars as the woman Max (Masi Oka) has a crush on - and they're both in danger during a botched robbery.Castle (9 p.m., ABC/Ch. 4): A bearded man named Kris Kringle falls from the sky in Central Park.