That's just smashing, old chap.
Actually, it's really dumb and pretty dangerous, although that hasn't stopped people from pulling harmful stunts like this before.
If the head smasher's word is to be trusted, he gained 20 quid -- about $32 USD -- for the ludicrous display.
Again, with more huffing and puffing:
Clearly, this is a cause for celebration.
It also might be the cause of a concussion:
This guy is worse.