Let's Dance: SEVENTEEN(세븐틴)_Scene of Everyone's Mental Breakdown!_ BOOMBOOM(붐붐)

Let's Dance: SEVENTEEN(세븐틴)_Scene of Everyone's Mental Breakdown!_ BOOMBOOM(붐붐) *English subtitles are now available. :D (Please click on 'CC' button or activate 'Interactive Transcript' function) Boom Boom! thirteen guys of Seventeen who will give you an heart attack, challenges themselves to the 'Know all the beat' challenge! From their stories of burying(?) their leader S.coups, to the scene of mental breakdown bonus mission ! Wonder how many points Seventeen will score?! Find out on Let's Dance Know all the beat!! ▶1theK Originals : https://bit.ly/2XnCvY7 ▶1theK FB :   / 1thek   ▶1theK TW :   / 1thek   ▶1theK G+ : https://plus.google.com/+1theK