Live With Regis and Kelly

(9-10 a.m., 6ABC) - Regis returns from medical leave; celebrity look-alikes.

The Morning Show With Mike & Juliet (9-10 a.m., Fox29) - Singer Donny Osmond; actor Lukas Haas (Gardener of Eden); Judge Cristina Perez (Cristina's Court).

Rachael Ray (10-11 a.m., 6ABC) - Former President Bill Clinton announces a new initiative for improving Americans' diet.

Martha (11 a.m.-noon, NBC10) - Fashion designer Carolina Herrera; gardening with Bill Cullina; Martha goes to Russia.

Baseball (3-6 p.m., CSN) - The Phillies host their division rivals the Washington Nationals at Citizen's Bank Park. Lefty Cole Hamels, who struck out 15 in his last outing, is scheduled to take the mound for the Phils.

The Ellen DeGeneres Show (3-4 p.m., NBC10) - Actor Robin Williams.

Oprah Winfrey (4-5 p.m., 6ABC) - Dr. Oz puts his body to the test and answers viewers' questions.

The Office (8:30-9 p.m., NBC10) - Bad news: A shipment of paper watermarked with an obscene image is sent out. Worse news: A high school has issued prom invitations on the pornographic paper. Good news: This is hilarious to watch, as Michael (Steve Carell) tries to deal with the media while Jim and Andy (John Krasinski, Ed Helms) try to soothe the school's angry principal.

Late Show With David Letterman (11:35 p.m.-12:35 a.m., CBS3) - Actor Steve Martin performs with banjoists Tony Trischka and Bela Fleck; Dave Cota and his basketball-playingparakeet, A.J.

The Tonight Show With Jay Leno (11:35 p.m.-12:35 a.m., NBC10) - Animal handler Jarod Miller; Macy Gray performs with Natalie Cole.

Jimmy Kimmel Live (12:05-1:05 a.m., 6ABC) - Actress Tori Spelling; TV personalities Sig and Edgar Hansen; Arctic Monkeys perform.

The Late Late Show With Craig Ferguson (12:35-1:35 a.m., CBS3) - Actress Jenny McCarthy; author Frank McCourt; comic Mo Mandel.

Late Night With Conan O'Brien (12:35-1:35 a.m., NBC10) - Television personality Tyra Banks; actor Masi Oka; Brandi Carlile performs.