article_snippet: Mexican performer Eduardo Flores gets into position before head-butting a real nail threw a piece of wood .
article_snippet: David recoils after watching Mexican performer Eduardo Flores use David head to hammer a nail through a piece of wood .
article_snippet: a man who head-butted a nail into a piece of wood – was less easy on the eye.
article_snippet: a man who head-butted a nail into a piece of wood – was there banging a man who head-butted a nail into a piece of wood – forehead on this nail.
article_snippet: ‘a man who head-butted a nail into a piece of wood – was smashing concrete blocks up with a man who head-butted a nail into a piece of wood – fist, and at the end a man who head-butted a nail into a piece of wood – was really pumped and grabbed and shook my hand.