If you're unfortunate enough to drive your vehicle into the drink, is it possible to escape or will a watery grave be your fate? Heading poolside, the guys get their feet wet by doing some intensive underwater training. Then the pressure is on as they seat themselves inside a submerged car and do their darndest to get out. Meanwhile Grant, Tory and Kari roll out the Seven Paper Fold myth. Is it possible to fold a piece of paper in half more than seven times? Taking this myth to the outer limits, our crew sets up at a location that has plenty of space — NASA. Here, in the biggest build they have ever attempted, their mission is to put together a piece of paper that's the size of a football field.

Lou Dobbs, author of War on the Middle Class, faces the truth hammer when he sits down to talk with Stephen.

Location, location, location! The remaining chefs travel to Hawaii for this round, and must use food native to the island for a luau that ends with naming the final contestants. Guest Judge: Alan Wong QuickFire Challenge: There is none in this round. Elimination Challenge: Prepare a Birthday Luau, Reformulating Traditional Luau Fare into each Chef's Own Style. Round Twelve.