The game 'postman's cock'
Involving sticking your cock through a letter box whilst other people whack it with a rolled up newspaper, may seem like a good idea when drunk of an evening. But the swelling and bruising the following day makes you wonder why you decided to play such a game.

And, 14 seconds if anyone was interested.
(robneymcplum spiced up his life on, Sat 18 Jun 2011, 13:46, 2 replies, latest was 14 years ago)

Alcohol.
If you aren't a complete retard, but want to be...
( postal ninja has Transmissible spongiform encephalopathies, Mon 20 Jun 2011, 0:00, Reply)

I'm most impressed
that the idea lingered long enough to get a name.
(StapMyVitals wouldn't mind a bit of that, Thu 23 Jun 2011, 11:16, Reply)