BTS's youngest member, Jungkook, is celebrating his 27th birthday on Sunday ... preparations have been going on for weeks with decorations, hoardings, banners and more. Also Read: 'NCT is ...

He’s a singer, dancer, songwriter, and BTS’ lead visual. He’s also the oldest member of this K-pop group. Jin’s birthday is Dec. 4, 1992. That means his international age will be 30 ...