How to smith grind on a skateboard with Rob Dyrdek

Professional skateboarder Rob Dyrdek from "Rob & Big," the reality television series on MTV and MTV2, gives you a step-by-step guide to nailing some classic skateboarding tricks. In this skate video tutorial, you'll learn how to smith grind with Rob Dyrdek on your skateboard. The smith grind is a tricky skate move, so see how to perform it on a rail in a small park or little half-pipe in the backyard. Rob runs through one of his favorite fundamental grind tricks.