Why have I never heard of this? My god, it's been awhile since I laughed that hard. The all knowing Wikipedia classifies this as nerdcore. I love it. Check out the official website, it's got some hilarious pictures. This is from the greatest hits album "A brief history of rhyme".
Download - MC Hawking - Interview part 1 (Start here and try not to laugh)
Download - MC Hawking - E=MC Hawking
Download - MC Hawking - The Dozens (Yes it is what it sounds like.)