Both teams are dropped down into the jungles of Costa Rica. The celebrities are already taken in with the scenery and wildlife. But the smiles are short-lived -- as the celebrities are getting off the boat, the red team's Patti Blagojevich slips and is taken downstream by the river. Luckily, her teammates are there to help her up.

Sanjaya outlasts every player in the Trauma Tank to win immunity for the guys. The guys are all relieved, but the women are nervous because it means one of them is up for elimination. Meanwhile, when all the players return to camp, they find a tent set up with a comfortable bed. The players are thinking the bed is for Sanjaya, but they find out it's for team leader Lou Diamond Phillips.

Tensions are boiling between Janice and John. After Janice messes up John's shoes, she takes over his cooking, as well. Lou Diamond offers up the advice to stay out of Janice's way, because that only creates trouble. The other celebrities are getting tired of Janice's diva-like attitude.

The ladies of the jungle love the arrival of Daniel Baldwin. He's bringing an incredible work ethic to the game and not to mention, he is charming and humorous. Stephen is still having a hard time adjusting to the fact that his brother just joined the game. But, he thinks it will bring them closer.

Heidi and Spencer agree to go into the lost chamber overnight in order to earn their spot back in the jungle. The dark chamber is filled with spiders, rats and bugs and cold, stale cots. Meanwhile, after a lot of debate, the celebrities decide to bring the bratty duo back into the game.

The Hang Tough challenge continues as each celebrity participating hangs on for immunity. One by one, each celebrity lets go of their bars, falling into the muddy water. It comes down to Lou and Sanjaya as the last two celebrities hanging. In the end, Lou outlasts them all and is able to claim immunity from the elimination vote.

The celebrities are learning the hard way that they aren't the only ones in the jungle. The spiders and bugs have invaded their camp and are out for blood. All the celebrities are finding themselves with bite marks all over, but it's the itchiness that is the most irritating.