BTS ARMY Sings 'Happy Birthday' to Jin at KIIS Jingle Ball, Treats Singer to Colourful Cake

BTS ARMY across the world is flooding the internet to celebrate South Korean singer Jin's birthday.

source https://www.news18.com/news/movies/bts-army-sings-happy-birthday-to-jin-at-kiis-jingle-ball-treats-singer-to-colourful-cake-4517546.html