BTOB (비투비) KOREAN BTOB – Open Open “Open” [Album] Complete 2015.06.29 Eunkwang, Minhyuk, Changsub, Hyunsik, Peniel, Ilhoon, Sungjae Lyrics/작사: 이민혁, 정일훈, Jerry.L Composer/작곡: 이민혁, Jerry.L Arranger/편곡:…