Ahead of BTS’ long-awaited comeback concert at Gwanghwamun Square this weekend, as well as their April concert in Goyang, demand for the group’s official light sticks is surging across online resale platforms, triggering price increases and supply shortages. The Army Bomb is the official BTS light stick used by fans, known as Army, at the group's concerts or performances to show support. The latest Army Bomb is the band’s fourth version and its first light stick to be released in six years. Ligh