On today's episode of MBC's Music Core, the boys of 2PM came back on stage after winning triple crown on M! Countdown and two consecutive K-Chart wins on Music Bank to perform their latest hit track Without U. Their performance was beastly and energetic as always, check out their awesome stage of Without U below! http://www.youtube.com/watch?v=g-cJYEebzhU The boys now look to win tomorrow's Inkigayo to follow�Lee Hyori's streak of three consecutive Mutizen award wins, leading to a triple crown. Good luck to them!