If you’ve seen the film A Scanner Darkly then you’re well aware of the digital editing technique known as “rotoscoping”. But judging by box office sales, you have not, so let’s refer to Wikipedia:Rotoscoping is an animation technique in which animators use computers to trace over live-action film movement, frame by frame, in order to create a matte for an element on a live-action plate so it may be composited over another background.

Sounds so basic, right?? So why am I telling you this? Well, yesterday I stumbled upon an incredibly well done video of all-star mash-up dj Girl Talk that will totally knock your socks off. Check this out: