BTS Jin Has Hypnotized Fans | BTS Jin Special Stage 'Happy' Kim Seokjin Surprises ARMY With Amazing Performance For His Solo Album. Kim Seokjin, better known as Jin, delivered a stunning debut performance of his solo album in front of an enthusiastic audience, marking a monumental day for ARMYs all over the world. #happy_jin #IllBeThereOutNow #IllBeThere_Jin #Jin_IllBeThere #Jin_Happy_is_Coming #Happy_Jin #진 #KPop #topstars #JinOnFallon #FallonTonight #jhope #JinxWendy #HeartOnTheWindow #RunningWildOutNow #HappyOutNow #진 #Jin #Jin_RunningWild #Jin_Happy