Jamie O'Brien knows Pipeline better than almost anyone, and that means two different things. First off, it means that he knows the reef and the wife well enough to get any good wave, and surf it to absolute perfection. Secondly, he knows exactly how important Pipeline is to the surf world and the magnitude of a good day there. In this extra piece of fottage from 21Days, O'Brien gives us the lowdown on the world's favorite wave.