TV Today

Live With Regis and Kelly

(9-10 a.m., 6ABC) - Warning signs of common heart problems; the latest

American Idol

castoff performs.

Rachael Ray (10-11 a.m., 6ABC) - Rachael hosts a prom for a tornado-stricken school in Enterprise, Ala.; singer Mandy Moore performs.

The View (11 a.m.-noon, 6ABC) - Actor Masi Oka; author Bill Bradley (The New American Story).

Martha (11 a.m.-noon, NBC10) - Everyday Food chef John Barricelli joins Martha in the kitchen.

The Ellen DeGeneres Show (3-4 p.m., NBC10) American Idol judge Simon Cowell; Dancing With the Stars contestants Joey Fatone and Kym Johnson; 11-year-old Abigail Parker talks about saving her diabetic mom from a car crash.

Heroes (9-10 p.m., NBC10) - You think it's hard out there for a hero now? Give it five years. Hiro and Ando (Masi Oka, James Kyson Lee) jump half a decade ahead in time and discover that people with special powers are considered terrorists. They're being rounded up, hunted down and killed, and the president has a "final solution" in the works. It's up to Hiro and Ando to go back and change the present to save the future . . . if they survive it.

24 (9-10 p.m., Fox29) - Taking things into his own hands proves to have serious consequences for Jack (Kiefer Sutherland). Audrey's (Kim Raver) time in captivity causes an apparent post-traumatic stress reaction. The administration gets a disturbing message from the Russian president (Nick Jameson).

Late Show With David Letterman (11:35 p.m.-12:35 a.m., CBS3) Actress Kirsten Dunst; impressionist Rob Magnotti; Dinosaur Jr. performs.

The Tonight Show With Jay Leno (11:35 p.m.-12:35 a.m., NBC10) - Actor Eric Bana; Kaiser Chiefs perform.

Jimmy Kimmel Live (12:05-1:05 a.m., 6ABC) - Actor Paul Reubens; the player on the cover of "Madden NFL '08"; the latest contestant to leave Dancing With the Stars; Silversun Pickups perform.

The Late Late Show With Craig Ferguson (12:35-1:35 a.m., CBS3) - Comic Frank Caliendo; actress Samantha Mathis; the Noisettes perform.

Late Night With Conan O'Brien (12:35-1:35 a.m., NBC10) - Comic Dana Carvey; the Arctic Monkeys perform; at the Orpheum Theatre in San Francisco.