You don't have to be a fan of racing to enjoy this, watch NASCAR's Jeff Gordon give this guy a reason to invest in a new pair of underpants.

Awhile back a video came out showing Jeff Gordon pulling a prank on a car salesman. The video went viral, and a lot of people labeled it a fake. This time around Jeff pranks one of the guys who questioned the authenticity of the first video.

In case you missed it, here's the original 'Test Drive' video.