From balloons to light sticks, fans' cheering evolves
K-pop fans often arrive at concerts carrying bags filled with essentials: banners to support their idols, water and snacks to endure the long performance, and, most importantly, the iconic light sticks. These customized light sticks, crafted to embody each artist's or group's unique identity and style, have become an essential part of the K-pop concert experience and a powerful symbol of fan solidarity. "When you're surrounded by people holding the same light stick, all glowing in the same color