Strap on the crash helmet, knee pads and adult nappy, as our two adrenaline junkies get more anecdotal than usual and delve into the palpitating prospect of extreme sports. Wrap yourself in tinfoil and climb onto the roof in a thunderstorm to listen on as a full variety of edgy pursuits are debated, while new classifications for extreme sports such as train baiting and drug dealing are pleaded for as Mike 'completes the circle'.