TV Today

The Ellen DeGeneres Show

(3-4 p.m., NBC10) - David Cook performs; Dr. Drew Pinsky (

Celebrity Rehab With Dr. Drew

); 9-year-old author Alec Greven (

How to Talk to Girls

).

Oprah Winfrey

(4-5 p.m., 6ABC) - Barbara Walters discusses her life and career.

Shrek the Halls

(8-8:30 p.m., 6ABC) - Shrek isn't a Christmas kind of guy, but Fiona loves the holiday, so he goes along - with a little help from Donkey and the gang.

Dr. Seuss' How the Grinch Stole Christmas

(8:30-9 p.m., 6ABC) - The green-skinned grouch tries to spoil Christmas for citizens of Whoville.

Two and a Half Men

(9-9:30 p.m., CBS3) - Charlie develops an attraction for a self-help author who's considerably older (Susan Blakely).

Heroes

(9-10 p.m., NBC10) - The eclipse continues to impact the Heroes' abilities as Sylar and Elle face off against H.R.G. while Claire struggles to survive.

My Own Worst Enemy

(10-11 p.m., NBC10) - Edward risks committing treason while confronting Alistair Trumbull about his parents' death.

Late Show With David Letterman

(11:35 p.m.-12:35 a.m., CBS3) - Comic Russell Brand; Charlie Haden performs; stupid human tricks.

The Tonight Show With Jay Leno

(11:35 p.m.-12:35 a.m., NBC10) - Actress Debra Messing; Celine Dion performs.

Jimmy Kimmel Live

(12:05-1:05 a.m., 6ABC) - Actress Sarah Silverman; T.I. performs.

The Late Late Show With Craig Ferguson

(12:35-1:35 a.m., CBS3) - TV personality Paris Hilton; TV show host Dr. Drew Pinsky.

Late Night With Conan O'Brien

(12:35-1:35 a.m., NBC10) - Actor Mike Myers; actress Jordana Spiro; belly dancer Dolphina.