(4 p.m., 6ABC) - Ashley Markham discusses parents' murders.
Entertainment Tonight (7 p.m., CBS3) - Screen Actors Guild Award nominations; Hollywood splits.
Grey's Anatomy (8 p.m., 6ABC) - Members of the hospital staff continue to explore unique ways to deal with their grief over George's death.
Saturday Night Live Presents: A Very Gilly Christmas (8 p.m., NBC10) - This new two-hour yuletide special, culled from holiday-themed sketches over the show's 35 years, presents the ones judged to deliver the biggest ho-ho-hos.
The Vampire Diaries (8 p.m., CW57) - Stefan tries to help fledgling vampire Vicki as her behavior becomes increasingly dangerous.
CSI: Crime Scene Investigation (9 p.m., CBS3) - Langston (Laurence Fishburne) and the team are on the case of a shootout in a gun store, which may have a connection to a young woman who was involved in a suicide pact.
The Jay Leno Show (10 p.m., NBC10) - Actor Sam Worthington; Mary J. Blige performs.
Late Show With David Letterman (11:35 p.m., CBS3) - Actor Jude Law; toy consultant Shannon Eis; Matisyahu performs.
The Tonight Show With Conan O'Brien (11:35 p.m., NBC10) - Actor John Krasinski; Robin Thicke performs.
Jimmy Kimmel Live (12:06 a.m., 6ABC) - Rachel McAdams; Johnny Galecki; Allison Iraheta.
The Late Late Show With Craig Ferguson (12:37 a.m., CBS3) - Actress Sigourney Weaver; writer Hank Stuever.
Late Night With Jimmy Fallon (12:37 a.m., NBC10) - Musician Paul Shaffer; Boyz II Men perform.