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 the... (more)y 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.