KOREAN SEVENTEEN (세븐틴) SEVENTEEN – I Don’t Know (글쎄) 글쎄 geulsse “I Don’t Know” Going Seventeen 2016.12.05 S.Coups, Jeonghan, Jun, Wonwoo, Woozi, Seungkwan, Vernon Lyrics/작사: Woozi, S.Coups, Vernon Composer/작곡:…