Amazing Race: Unfinished Business (8pm, ABC) - The final four teams race through Rio de Janeiro before heading to the finish line in the Florida Keys.
Celebrity Apprentice (8pm, NBC) - Donald Trump is punishing America over last week's Osama bin Laden interruption by inflicting a 3-hour show on us tonight. Three hours! And it's not even the finale. But -- there are some name brand guest stars, like Jimmy Fallon, Tracy Morgan, and Jim Cramer. And also, one of the celebrities goes missing during a challenge. Money on LaToya.
Bob's Burgers (8:30pm, Fox) - While mold is being removed from the restaurant, Linda and Bob go on a double date with Mort and a female mortician voiced by Amy Sedaris.
Brothers & Sisters (10pm, ABC) - In the fifth season finale, a surprise guest shows up at Sarah and Luc's wedding (right), and Kitty (remember her?) faces a tough decision. Directed by Ken Olin. The future of this show is uncertain, Walker fans...
The Killing (10pm, AMC) - The police discover more about Rosie's activities on the night of her murder, and Mitch begins to wonder about the direction of the police department's investigation. Yeah, yeah, yeah, but did Stan kill that teacher!?!??!
Treme (10pm, HBO) - Toni's investigation of a post-Katrina casualty gets more confusing at every turn, and a routine closing at the bar for LaDonna becomes a disaster. Also, Sonny turns to another musician for help when his home is vandalized.
CSI: Miami (10pm, CBS) - The ninth season ends with Horatio capturing the last prisoner who escaped months earlier from a Miami jail, but the convict's transport plane crashes and the CSIs learn the fugitive is planning much more than a getaway.