Published June 16, 2021, 7:37 AM BTS at their 2021 Muster Sowoozoo fan meet (Big Hit Music) K-pop superstars and Grammy nominees BTS held an impressive online fan meeting, which drew more than one million fans around the world. To celebrate their eighth anniversary since debuting in 2013, BTS held the two-day “BTS 2021 Muster Sowoozoo” live-streamed fan meeting on June 13 and 14. The fan meeting was watched by a total of 1.33 million fans from 195 countries and regions across two days, according to Big Hit Music. Priced at a basic 49,500 won for an HD single view per day, the two-day event is estimated to have earned at least 65.83 billion won, or about $58.9 million.