BTS (Korean: 방탄소년단 Bangtan Sonyeondan; Japanese: 防弾少年团 Bōdan Shōnendan; also known as the Bangtan Boys and Beyond the Scene) is a seven-member boy group under BigHit Music. They debuted on June 13, 2013 with their first single 2 Cool 4 Skool.

When did BTS start exactly?

On June 12, 2013, BTS released their debut single album 2 Cool 4 Skool, the first installment of their "school trilogy" series, simultaneously with its lead single "No More Dream", which peaked at number 124 in Korea before quickly falling off the charts.

When did BTS become famous?

From choreography to music theory, the members of BTS became experts before launching their first single in 2013. In 2015, they went on their first major world tour, selling out stadiums and gaining thousands of fans.