Pro footage of the 2007 MVP Supershow Crusty Demons MX Demo held at the Telstra Clear events centre in Auckland, New Zealand as seen on ALT TV show \"Petrol Therapy\" Thursdays 8:30 - 9pm. alt, alttv, crusty, demons, flr, freestyle, luke, motorbike, motox, mvp, mx, petrol, petroltherapy, show, smith, super, therapy, tv