How long can you keep a straight face? Seriously, how long? Some people make a multi-million dollar salary doing just that, being stolid, straight-laced and muscular. That's called being a professional toughguy. And it's not easy: it takes a shit-load of steroids and self-confidence to achieve that undeterrable semblance of a human muscle. But muscles spasm and eventually fail. And so must these tough guys. Here is look at ten indivuals who made bountiful livings as toughguys, only to collapse into utter family-friendliness.