Adam and Jamie test whether a mattress can really cushion a watery wipeout. Meanwhile, Kari, Tory and Grant tackle a blast from the past as they test if cannonballs made of stone can really cause carnage.
| Creator | Peter Rees |
|---|---|
| Actor | Brian Louden, Jonathan Lung, Robert Lee |
| Country | Australia, United States of America, Ireland |
| Production | Beyond Productions |