TV Today

The Ellen DeGeneres Show

(3-4 p.m., NBC10) - Actor Nathan Lane; child inventors; 9-year-old Emma Schlenker talks about becoming the youngest female to swim the bay from Alcatraz Island to San Francisco.

Honey We're Killing the Kids (7-8 p.m., TLC) - Just because a person works in health care doesn't mean he or she practices good health habits at home. The mom in this new episode, for example, is a registered nurse, but her family's diet and exercise routine - or lack thereof - can use an overhaul. Enter nutritionist Felicia Stoler, whose M.O. is to show the adults what the kids will look like at 40 if they go on as they have been . . . and to show them a better way.

To Market to Market to Buy a Fat Pig (8-9 p.m., WHYY TV12) - You may not be able to pick up a fat pig at your local farmers' market, but there may be a sausage vendor or two. Rick Sebak, maker of lighthearted slice-of-America documentaries such as An Ice Cream Show, turns his lens on these popular shopping destinations, where you can get to know your neighbors while you pick up fresh, locally grown food.

Late Show With David Letterman (11:35 p.m.-12:35 a.m., CBS3) - Actor Matt Damon; comic Jeff Altman; Angelique Kidjo performs.

The Tonight Show With Jay Leno (11:35 p.m.-12:35 a.m., NBC10) - Model Heidi Klum; journalist Anderson Cooper; Brad Paisley performs.

Jimmy Kimmel Live (12:05-1:05 a.m., 6ABC) - Actor Marc Anthony; actress Katee Sackhoff; comic Jim Norton.

The Late Late Show With Craig Ferguson (12:35-1:35 a.m., CBS3) - Muppet Miss Piggy; Glen Hansard and Marketa Irglova perform.

Late Night With Conan O'Brien) 12:35-1:35 a.m., NBC10) - Actor Seth Rogen; newswoman Ann Curry; wine critic Gary Vaynerchuk.

Last Call With Carson Daly (1:35-2:05 a.m., NBC10) - NBA player Derek Fisher; Mindless Self Indulgence performs.