My Name Is Earl

8 p.m. on KNSD/Channel 39

Roseanne Barr 7/8 who just happens to have a comedy special Saturday on HBO 7/8 guest-stars as the manager of the trailer park where Earl (Jason Lee, pictured) resides. Seems he must make up for the fact that he pretended to be God and got the poor women to perform ridiculous tasks.

The O.C.

9 p.m. on XETV/Channel 6

The serial about pampered kids in Southern California returns for its fourth season but without Marisa. “Everwood” fans should note that Chris Pratt has signed on to play Summer's new friend.

Hacking Democracy

9 p.m. on HBO

This program takes a look behind the curtain at how voting machines, which tabulate 80 percent of the votes in our country, really work 7/8 or don't.

Look who's talking

Today's talk show guests

The Colbert Report Penn Jillette. COM 8:30 a.m.; 2:30 p.m.; 8:30 p.m. 6231442. Ron Reagan Jr. (N)11:30 p.m. 1229078; 1:30 a.m. 5152661

The Daily Show With Jon Stewart Author John Mueller. COM 8 a.m.; 2 p.m.; 8 p.m. 5881901. Actor Sacha Baron Cohen. (N) 11 p.m. 7500802; 1 a.m. 2378970

Dick Cavett Director Ingmar Bergman. TCM 5 p.m. TCM 8 p.m. 3545840

Dr. Phil A woman suspects her husband is cheating; a woman says she had plastic surgery to attract her husband, but he still strayed. (N) ( 3 p.m. 54024

The Early Show Actor Tim Allen; Bobby Flay cooks. ( 8 a.m. 92685

The Ellen DeGeneres Show Executive producer Salma Hayek; the world's tallest Mohawk, the world's longest toe nails, and the world's highest-jumping dog. (N) G 3 p.m. 27598

Forefront John Malashock, a prominent and innovative dance choreographer of San Diego. 4SD 10:30 p.m. 65821

Good Morning America Singer Gretchen Wilson; consumer advice; author Mo'Nique (“Skinny Cooks Can't Be Trusted”). * 7 a.m. 78227

Live Actress Roseanne Barr; actor Joseph Cross. (N) * 12:06 a.m. 3711357

Last Call With Carson Daly TV personality Cesar Millan; Jewel performs. (N) G 1:36 a.m. 8555932

The Late Late Show With Craig Ferguson Jamie Lidell performs. (N) ( 12:37 a.m. 4595222

Late Night With Conan O'Brien Actor John Leguizamo. (N) G 12:37 a.m. 9974999

Late Show With David Letterman Comic Rosie O'Donnell; Lady Sovereign performs. (N) ( 11:35 p.m. 45398685

Live With Regis and Kelly Author Denzel Washington; actor Adewale Akinnuoye-Agbaje; NASCAR driver Jeff Gordon. (N) S 9 a.m. 87145

Martha Singer Barry Manilow performs. (N) G Noon 24024

The Megan Mullally Show Meat Loaf performs. (N) TBS 8 a.m. 595227. Clay Aiken performs. (N) G 11 a.m. 99314

Oprah Winfrey Dr. Oz shares his weight-loss plan; four foods that will crush cravings. (N) ( 4 p.m. 33531

A Place of Our Own Expressing worries effectively. ITV 5:30 p.m. / 5:30 a.m. 523260

Rachael Ray Couples learn new ways to reinvigorate their sex lives; 15-minute meal; surprise musical performance. (N) * 9 a.m. 31821

Tavis Smiley Political analyst Lawrence O'Donnell; Nobel laureate Wangari Maathai. (N) / 1:30 a.m. 22244

Today An interview with Madonna; author Denzel Washington (“A Hand to Guide Me”); comic Darrell Hammond; winter style; fall accessories; author Adriana Trigiani (“Home to Big Stone Gap”). G 7 a.m. 527208

The Tyra Banks Show Tyra creates a fake agency to reveal some of the dangers in the world of modeling. (N) 10 a.m. 4590376

The View Actor Gary Sinise; singer Kellie Pickler; guest co-host Arthel Neville. (N) * 10 a.m. 57734

The Tonight Show With Jay Leno Actor John Stamos (pictured); actress Penelope Cruz; “Weird Al” Yankovic performs. (N) G 11:35 p.m. 82401173