Gary Holt injures himself from intense headbanging.]

Some things, like Keith Richards and Mick Jagger, and burgers and fries, go together perfectly. In the world of metal guitars, brutal riffs and headbanging is a union that will never fail.

But the act of headbanging isn’t without its consequences, and Gary Holt – who pushes himself to the limit in both Slayer and Exodus – learned that in the most insane way.