This video is just for entertainment.All the video clips are from relatively formal and unabrideged performances,excluding fragmentary performance in variety shows.Include:TVXQ.SUPER JUNIOR.EXO.SHINee.SNSD.F(X）.Red.Velvet.And vocal:Taeyeon.Junsu.Jaejong.Changmin.Yesung.Ryewook.Kyuhyun.Tiffany.Seeohyun.Jessica.Luna.Chen.Baekyun.Chen.D.o.Wendy.Seulgi.Jonghyun