haha... i tried it at school on a retarded rail and was like screw this, so i heelflipped and somehow varialed with it , THRU the fucking rail and tail stalled the last stair... it was crazy... and it was on video on the school cameras... lol... and then on the last day of school the school cop and principle and a few teachers lectured me and all of us other skaters that were on the security cameras...