[2018MAMA x M2] 세븐틴(SEVENTEEN) Reaction to SMTM777's Performance in HONG KONG

[2018MAMA x M2] 세븐틴(SEVENTEEN) Reaction to SMTM777's Performance in HONG KONG
[2018 MAMA x M2] 쇼미더머니777 무대를 보는 세븐틴 [2018 MAMA x M2] SEVENTEEN Reaction to SMTM777's Performance at 2018 MAMA in HONG KONG 2018 MAMA 초밀착 현장 스토리는 오직 M2에서! Behind the Scenes from 2018 MAMA, Only at M2! #2018MAMAxM2 More from #M2? :D Facebook: https://www.facebook.com/MnetM2/ Twitter: https://twitter.com/M2MPD/ Instagram: https://www.instagram.com/M2MPD/