Listen and download on iTunes & Apple Music http://itunes.apple.com/us/album/history-single/id509140323 EXO Official http://exo.smtown.com http://www.youtube.com/weareoneEXO http://www.facebook.com/weareoneEXO http://www.instagram.com/weareone.exo http://twitter.com/weareoneexo EXO-K 엑소케이 'History' Dance Practice (Korean Ver.) ℗ S.M.Entertainment