Coco Crisp's hair is a mustache on the back of his neck

WHY. WHY WOULD YOU EVER DO THIS

There is no good reason why anybody would ever do this with their hair:

SOMEONE EXPLAIN THIS TO ME pic.twitter.com/teJgzhSTXx

— Lana Berry (@Lana) August 9, 2014

WHY. WHY WOULD YOU EXPLICITLY SHAVE THE GAP IN BETWEEN THE HAIR ON THE TOP OF YOUR HEAD AND THE HAIR ON THE NAPE OF YOUR NECK, GIVING YOURSELF A NECKSTACHE. THERE'S NO GOOD REASON TO DO THIS. THERE'S NO GOOD REASON.

It's actually significantly thicker than his front mustache: Just don't do this. Don't do it ever.