When you talk about the world’s greatest rappers, names like B.I.G., 2Pac, Run-DMC, KRS-One, EPMD and Big Daddy Kane immediately come to mind.ย There is a new name to add to the mix:ย Natalie Portman.ย Don’t let this Oscar nominated actress fool you, she has some major street cred!ย I heard that she didn’t even …