More than 100,000 fans turned out to see K-pop superstars BTS's first concert in nearly four years, their label said, a smaller number than originally expected for the highly anticipated event in central Seoul.

BTS is a South Korean boy band that started forming in 2010 before releasing their first single "No More Dream" in 2013. BTS The Comeback live concert will take place in Seoul, South Korea, specifically at Gwanghwamun—a well known South Korean landmark.

Even more than Swift, money comes not just from ticket sales, but fans traveling from abroad and spending several days in the cities where BTS play — a phenomenon dubbed “BTSnomics.” Starting in Goyang,

The concert in Seoul’s historic center was a grand homecoming for a pivotal force of South Korean soft power. RM, the group’s leader, performed through an ankle injury.

BTS The Comeback Live Arirang will begin at Seoul's Gwanghwamun area in some hours. Ahead of the concert, a special drone show was held. The concert is expected to see 2,00,000 fans in attendance.

Netflix Inc. has turned the heart of Seoul into a global stage as K-pop megastars BTS returned to the stage with a livestream comeback show that was expected to draw millions of viewers worldwide as part of a new drive by the US entertainment powerhouse to show live events that can “pull people together”.