This impressive graffiti work terrorizing old folks in Preston (England) comes from UK artist NSA. The art's wild colors are dripping with vibrancy, outlined with zig-zagging shapes punctured by bullets and tangled by a creaky Atari 2600 controller's wire.

Just as interesting are the comments NSA's peers have left for him about the work -- "propper fresh", "shit the bed!!! fresh doesnt quite cut it----D O P E N E S S!", and "thats the screech of the bar being raised yo". You can see a full shot from a different angle of this "boss piece" after the break: