With Jimmy Fallon taking over the 'Tonight Show' things have gotten a little crazy. So much so that Brian Williams has shared his rapping skills with the world.

OK, so maybe Williams didn't know that he would be rapping on the 'Tonight Show,' but he sounds pretty great if you ask me. This compilation of clips makes for one of the best raps I've ever heard, not to mention the video is hilarious. All hail Jimmy Fallon and his sense of humor, right?

To get a good laugh, watch the video here: