For those who dont use IRC, you wont know Nas, so you suck....
Anyways for those who use IRC, and knows Nasphreak29, we recently found out on vent that he is really Enus from Futurama.
Listen to Nas: http://www.sendspace.com/file/sk0hug
So for a reference, watch this clip: http://www.youtube.com/watch?v=qxE85kiGBO8