Preview: Friday primetime lineup on 7NBC

Tonight, we have an encore of the SNL Christmas special at 8/7c, followed by an all-new Dateline NBC at 10/9c.

Later tonight, don't miss The Tonight Show with Jay Leno, who was just named America's funniest late night host by a new poll! See what's so funny, tonight at 11:35/10:35c when Jay laughs it up with Leslie Mann.

Saturday, the stars come out to honor community heroes who make a difference all across our nation. Community star Joel McHale hosts the American Giving Awards, Saturday at 8/7c. And later, it's comedy...unchained. Jamie Foxx hosts an all-new SNL with musical guest Ne-Yo at 11:30/10:30c.

Sunday night, Calvin Johnson and Detroit invade Lambeau Field, but Aaron Rogers and The Packers are ready to tame the giants when the division rivals face off. Sunday Night Football begins with Football Night in America, Sunday at 7/6c.

Monday, the semifinals begin on The Voice, and the top four are singing live for your votes, Monday at 8/7c. Then, we all learn that sometimes it pays to be greedy. Howie Mandel hosts a six night event-- Take It All begins Monday, December 10th at 9/8c followed by the Michael Buble Christmas Special at 10/9c.