Chord Mistake nan ajig jejarijyo yeojeonhi geudae gyeoteseo hemaeida jichyeoseo oneuldo geudaer maemdolda haru tto haru heulleo heulleoseo yeogikkaji ongeojyo almyeonse apeun nae mam almyeonseodo utneun geudaega nar deo apeuge hajyo nareul by Girls' Generation.