[Vietsub] BTS (방탄소년단) - M!Countdown Begins Part 5/6 <br /> <br />With: 防彈少年團 + 방탄소년단 + Bangtan Boys + BTS + Bangtan Bomb + ARMY + 防弾少年団 + บังทันบอยส์ + Bulletproof Бойскауты
