The Ellen DeGeneres Show

(3 p.m., NBC10) - Nicole Richie; Russell Simmons.

The Oprah Winfrey Show (4 p.m., 6ABC) - Teddy Riley; Jonathan Franzen.

The Sing-Off (8 p.m., NBC10) - Ten a cappella groups compete for $100,000 and a recording contract.

American Country Awards (8 p.m., Fox29) - Trace Adkins hosts from Las Vegas.

The Closer (9 p.m., TNT) - A garbage bag containing more than $37,000 also holds a clue to the ambush of a detective.

Men of a Certain Age (10 p.m., TNT) - Joe's determination to getback in shape on the golf course fades after a few dawn practice sessions.

The Daily Show With Jon Stewart (11 p.m., COM) - Retired Army Gen. Hugh Shelton (Without Hesitation).

Conan (11 p.m., TBS) - Nicole Kidman; Charlie Day; Lauren Pritchard.

The Colbert Report (11:30 p.m., COM) - Garry Trudeau.

Late Show With David Letterman (11:35 p.m., CBS3) - Ray Romano; John Mellencamp performs.

The Tonight Show With Jay Leno (11:35 p.m., NBC10) - Russell Brand.

Lopez Tonight (Midnight, TBS) - Jo Frost; Nicki Minaj performs.

Jimmy Kimmel Live (12:06 a.m., 6ABC) - Mila Kunis; Ian Somerhalder; Social Distortion.