Disney Parks Christmas Day Parade

(10 a.m., 6ABC) - Kelly Ripa hosts from Walt Disney World in Florida and Ryan Seacrest hosts from Disneyland in California. Scheduled performers include Celine Dion, Stevie Wonder, the Jonas Brothers, Selena Gomez, Anika Noni Rose (

The Princess and the Frog

), Kris Allen and Demi Lovato.

The Ellen DeGeneres Show (3 p.m., NBC10) - Actress Katherine Heigl (Grey's Anatomy); America's Got Talent host Nick Cannon; 7-year-old car thief Preston Scarborough.

Ghost Whisperer (8 p.m., CBS3) - Melinda tries to help a family left in utter turmoil after a freak accident.

Smallville (8 p.m., CW57) - Clark wants to start training with Jor-El but is stunned when the latter sends him back to Metropolis to sever ties with Lois first.

NUMB3RS (10 p.m., CBS3) - Don and his team play beat the clock after they receive a last-minute tip that could exonerate a dangerous mob boss about to be executed.

Late Show With David Letterman (11:35 p.m., CBS3) - Robert Downey Jr.; Martin Short; Kris Allen.

The Tonight Show With Conan O'Brien (11:35 p.m., NBC10) - Actress Megan Fox; comic Louis C.K.; Kevin Skinner performs.

Jimmy Kimmel Live (12:06 a.m., 6ABC) - Comic Don Rickles; actress Anika Noni Rose; Band of Skulls perform.

The Late Late Show With Craig Ferguson (12:37 a.m., CBS3) - Actress Emily Blunt; writer David Bianculli.

Late Night With Jimmy Fallon (12:37 a.m., NBC10) - Actress Mary Steenburgen; Snoop Dogg performs.

Last Call With Carson Daly (1:36 a.m., NBC10) - Actor Paul Scheer; race-car driver Joey Logano; Grizzly Bear performs.