The winner of the 2007 Darwin Award has been announced. The Darwin Awards go to people have removed themselves from the gene pool by killing themselves or making themselves sterile.
The prize has gone to "The Enema Within" - the story of a man named Keith (58) who was addicted to alcoholic enemas. He died after having two 1.5 litre bottles of sherry (over 100 fluid ounces) poured into his rectum.
When toxicologists examined Keith, he was found to have a blood alcohol level of 0.47%.
From QI
http://darwinawards.com/darwin/darwin2007-13.html