Adam and Jamie go head-to-head in a series of challenges to see who has the guts and "gusto" to be the Ultimate Mythbuster! Test 1: Engineering; create a device to launch a tortilla as far as possible without destroying it. Test 2: Estimation; estimate the weight of 3 different objects looking at them and then taking them with their hands. Test 3: Fear; they have to hold creepy creatures without getting scared. Test 4: Creative Thinking. They have to build the classic "Egg Drop Device" to protect the egg from the fall. Test 5: Pain. They'll have to stand the pain caused by paint balls. Test 6: Memory. They have to test each other with a 6-question quiz about the myths they've tested.
| Name | Type | Role | |
|---|---|---|---|
| John Emberton | Guest Star |