Greatest American Dog (7 p.m., Ch. 2): The final three teams compete for the title in the season finale.

America's Got Talent (7 p.m., Ch. 5): Ten more acts perform; Thursday, half the final 20 will be eliminated.

Great Performances (7 p.m., Ch. 7): Pavarotti: A Life in Seven Arias recounts the tenor's life.

Bones (7 p.m., Ch. 13): The body of a host of a popular reality TV show is found partially decomposed in an outhouse.

'Til Death (8 p.m., Ch. 13): Joy considers plastic surgery. (Season premiere)

20/20 (9 p.m., Ch. 4): How fame, wealth and looks set some people apart in society.

Mythbusters (10 p.m., Discovery): Testing a myth about phone books.

Sons of Anarchy (11 p.m., FX): Jax comes up with a plan to keep the gang out of jail.