First Release! ‘BESTie’ trying to steal your heart! ‘EXCUSE ME’ [M COUNTDOWN]

M COUNTDOWN｜ 최.초.공.개 엠카로 첫 컴백 ′베스티′ 남심 저격 아슬아슬 밀당 무대 ′익스큐즈미′ BESTie - EXCUSE ME World No.1 KPOP Chart Show M COUNTDOWN Every Thur 6PM(KST) ...