Amazing Race (8pm, CBS) - The 20th season begins with eleven teams who gather in Santa Barbara, California and receive instructions to fly to Santa Barbara, Argentina.
Celebrity Apprentice (9pm, NBC) - The latest season starts tonight with none other than Raleigh's own Clay Aiken competing. Other celebrities include Arsenio Hall, Lou Ferrigno, Dee Snider, Cheryl Tiegs, Debbie Gibson, Lisa Lampenelli, Penn Jillette, Adam Carolla, Michael Andretti, and George Takei. The first task of the season has teams running a midtown sandwich shop for a day. We'll post recaps of the major action from each episode here at Happiness is a Warm TV for at least as long as Clay sticks around.
Downton Abbey (9pm, UNC-TV) - Season 2 concludes with the family gathering at Downton for Christmas and Bates on trial for the murder of Vera. Also, Matthew comes to terms with his guilt over Lavinia's death, Thomas connives to move up the ranks, and Edith reunites with a former suitor.
A Bernie Mac Tribute: 'I Ain't Scared of You' (10pm, Comedy Central) - A salute to the late Bernie Mac features footage from early performances and rembrances from family, friends and colleagues. Here's Adrienne's review.
The Walking Dead (9pm, AMC) - Rick, Glenn and Hershel find themselves trapped and facing a battle for survival against an army of foes, both dead and alive. Shane attempts to rescue Lori, but I think we can all agree it'd be best if he just left her on the road with the zombies.
Eastbound & Down (10pm, HBO) - In the Season 3 premiere, Kenny (Danny McBride) finds himself in Myrtle Beach as the closer for a minor league team, but he also has a reunion with April (Katy Mixon) for his son's first birthday in his North Carolina hometown. Read more about the third and final season of "Eastbound & Down."
Life's Too Short (10:30pm, HBO) - The premiere of a mockumentary following the life and career of actor and little person Warwick Davis, who plays a fictionalized version of himself. Created and written by Ricky Gervais and Stephen Merchant, who also appear in some of the episodes.