If one were on a righteous quest to become the most metal motherfucker on the planet, would said quest taker need the long unkempt locks of his metal forefathers to fulfill his destiny?
Country music sucks
nope.  The most "metal" brother of mine I know bics his head every damn day.  Granted, he's also got a gnarly beard and he sleeps in his battle vest.  
"I definitely don’t write all my music in a blackout, like I used to, although I did come up with some good stuff in a blackout."
-Matt Fucking Pike