D.O (디오) EXO KOREAN D.O. (디오) – That’s okay (괜찮아도 괜찮아) 괜찮아도 괜찮아 gwaenchanado gwaenchana “That’s okay” [Single] That’s okay 2019.07.01 D.O. Lyrics/작사: 디오 (D.O.), 조윤경, 황유빈 Composer/작곡: Coleridge Tillman, Robert…