O.U. alum Rufus Mobley III talks with members of Kappa Alpha Psi fraternity after they performed during the Greek alumni step show, Friday's entertainment for the O.U.'s Black Alumni Weekend on Friday, 5/18/07. The fraternity was one of three O.U. Greek organizations competing in the show..during the university's Black Alumni Weekend dinner on Friday, 5/18/07, at the Ping Center.