BTS - DNA / 방탄소년단 - DNA [2017 KBS Song Festival | 2017 Kbs가요대축제/2017.12.29] HD

[2017 KBS Song Festival | 2017 KBS 가요대축제 / 2017.12.29] * Guest : BTS, Seventeen, EXO, Wanna One, Red Velvet, Gfriend, Twice, Mamamoo and more!!!! * 출연진 : 방탄소년단, 세븐틴, 엑소, 워너원, 레드벨벳, 여자친구,트와이스, 마마무...