The Ellen DeGeneres Show

(3-4 p.m., NBC10) - Actor Will Smith (

Hancock

); DeAnna Pappas (

The Bachelorette

).

Antiques Roadshow

(8-9 p.m., WHYY TV12) - A swap-meet find that cost $195 turns out to be a prop from a classic movie worth $4,000 to $5,000. Other winners in this show from Las Vegas are the owners of an 1870s Belleek vase and a pair of art nouveau posters.

How I Met Your Mother

(8:30-9 p.m., CBS3) - Still in the glow of new romance, Ted and Robin try to help Marshall snap out of his funk, but an inkling that Lily is back in town derails their progress.

The Andromeda Strain

(9-11 p.m., A&E) - A satellite crash releases a deadly virus that wipes out a town's populace - except for one very young and one very old resident. Scientists scramble to contain the plague and figure out why the two survivors are immune. Based on the 1969 Michael Crichton book.

Wildfire

(9-10 p.m., FAM) - This series bids farewell tonight with Part 2 of "The Ties That Bind." As Junior mulls over a life-changing decision, Kris and Wildfire have one last race.

Late Show With David Letterman

(11:35 p.m.-12:35 a.m., CBS3) - Actress Tina Fey; former football player Brett Favre; Estelle performs.

The Tonight Show With Jay Leno

(11:35 p.m.-12:35 a.m., NBC10) - Soccer player David Beckham; actress Sherri Shepherd; the B-52s perform.

Jimmy Kimmel Live

(12:05-1:05 a.m., 6ABC) - Actor Sean Combs; actor John Cho; Stone Temple Pilots perform.

The Late Late Show With Craig Ferguson

(12:35-1:35 a.m., CBS3) - Actor Jason Segel; author Connie Schultz.

Late Night With Conan O'Brien

(12:35-1:35 a.m., NBC10) - Journalist Barbara Walters; boxer Wladimir Klitschko; Black Mountain performs.