London's Renegade Decapitator

Coolest street art I've read about in a while- this guy in London is going around "decapitating" advertisements around town by replacing the original heads with gnarly bloody stumps. Checkout Wooster Collective for all the best in street art from around the world:

This Bee Movie one is morbidly hilarious as well:

Checkout the Decapitator's Flickr stream for all the rest...