Alley-oops: while they may sound like something a Frenchman might utter upon discovery of some embarrassing misfortune, an alley-oop is actually a type of spin in a quarterpipe or halpipe where you rotate the opposite way to your direction of travel, ie. a frontside spin on the backside wall. Here's a load of alley oop spins from Christian Haller, Peetu Piiroinen, Jack Mitrani, and Danny Davis all in glorious slow motion. You just can't go wrong with a perfect poked out alley-oop frontside 360 indy in the pipe like Peetu's - one of the most stylish pipe tricks in the book.