BTS‘s Jungkook is giving fans a behind-the-scenes look into his life as a global superstar with JUNG KOOK : I AM STILL. BTS’s Jungkook The documentary film, released on September 18, follows Jungkook as he prepares for his first solo album, GOLDEN. | HYBE In addition to video clips from his performances and in-studio preparations, Jungkook has also…