The teams take off from their Pit Stop in Sao Paulo, Brazil and are instructed to find the Edificio Copan and then locate bloco "F." The teams find that it opens at 8 A.M., but once it does open, one member of each team faces a Roadblock requiring them to slide down a fire escape. Danielle overcomes a fear of heights to accomplish this task. The teams then take one of three charter buses and travel 150 miles to Brotas, Brazil. They then face a Detour: Press It or Climb It. Most teams choose Climb It, which involves completing a ninety foot rope climb up a waterfall, but a few opt for Press It, which involves creating 500ml of ethanol. Confusion ensues as teams make for the Pit Stop at Fazenda Primavera da Serra, but face vehicle breakdowns and loss of direction.

House takes the case of a man who experienced a seizure but wasn't aware it happened. When the man suffers a heart attack and needs a heart transplant, the team races to diagnose a dead woman's illness so they can harvest her heart to save their living patient.

Joey begins acting weird with Alex when she sets off on another romance with Dean. Meanwhile, Joey's action figure arrives with some quality control issues.

When a Petty Officer's dog tags are found in a national forest by a group of teens, the NCIS team is called in to investigate. While searching for the campsite of the sailor, the team finds out that there was another person, possibly a woman, with him. The investigation takes them to an even more higher discovery -- there could be a serial killer killing women in the national forest.

The remaining eight girls will perform again for America. After the show, the viewers will vote for their favorites. Who will sing again, and who will go home?



Performing tonight are

Ayla Brown,

Katharine McPhee,

Kellie Pickler,

Kinnik Sky,

Lisa Tucker,

Mandisa,

Melissa McGhee,

Paris Bennett,

J.D. and Dr. Cox go through the five stages of grief with their favorite patient, who is declining in health.

Carla forces Turk to go on a string of double dates including Elliot and her booty call Keith.

Dr. Kelso hits Ted with his car, thus Ted finally has the upper hand with a potential lawsuit.

Jim makes his own neighbour cry with complaining about his backyard barbeque, so he ends up taking polite lessons from Andy, in order to become a better person.

Jim believes that Bill (played by Joseph Bologna), the father of one of Rubys and Gracies classmates is actually his real father that abandoned Jim when he was a child.

Mike first heads off to California and finds out just how dirty mushroom farming can be by first making compost, then planting and picking mushrooms.



He then goes to Los Angeles to clean out storm drains filled with litter.



Finally, Mike finds out just how shower drains are made at the Lincoln Foundry in Erie, PA.

Shirley covertly asks Alan for help when nude photographs of her surface for auction.



Paul sends Brad in undercover when he suspects his daughter is once again using drugs, and Denny is inspired by a case involving self-defense electrocution.

The Strike Team attempts to make bail for Lem who is now in jail, but they discover that Kavanaugh has frozen their accounts. Claudette returns to work to help Dutch investigate the murder of a man who's body was found in the dumpster. Meanwhile, Tina jeopardizes her future at the Barn after she endangers the life of an undercover detective. Corrine confronts Danny about Vic's unfaithfulness and the identity of the baby's father.

The Unit is a covert team of U.S. Special Forces operatives who must undertake missions around the world. The latest newcomer is Bob Brown who joins Jonas' team and they set out to rescue an airliner filled with European businessmen who have been hijacked by terrorists. Meanwhile, Bob's wife Kim is struggling with how much control the Unit has on her own personal life.

Tyler introduces the others to Key West's gay nightlife, but John prefers chasing girls. Elsewhere, the roommates urge Paula to get help dealing with her issues.

TONIGHT: The author of The Winds of Change: Climate, Weather, and the Destruction of Civilizations, Eugene Linden!

TONIGHT: Stephen Colbert welcomes the author of The Broken Branch: How Congress Is Failing America and How to Get It Back on Track, Norman Ornstein!

The remaining 12 candidates' flair for negotiation is put to the test when they are challenged to buy goods at the lowest possible prices. It's a race against time for the entrepreneurs, who scramble to find cut-price saffron, cheap lobsters and low-cost dinner jackets. The winning team get a day at the races, while one of the losers inevitably faces being fired.