BTS during their debut showcase on June 15, 2013, in Seoul, South Korea. Their style has undergone some changes.
BTS during their debut showcase on June 15, 2013, in Seoul, South Korea. Their style has undergone some changes.
ilgan Sports/Multi-Bits via Getty Images
Singer Park Ji-min -- better known as Jimin -- exposes his six-pack as BTS perform during their debut.
Singer Park Ji-min -- better known as Jimin -- exposes his six-pack as BTS perform during their debut.
ilgan Sports/Multi-Bits via Getty Images
BTS attend KCON, an annual Korean pop music convention, on August 10, 2014, in Los Angeles. BTS were a breakout success at the convention.
BTS attend KCON, an annual Korean pop music convention, on August 10, 2014, in Los Angeles. BTS were a breakout success at the convention.
Valerie Macon/Getty Images
BTS pose on the red carpet of the 2015 Mnet Asian Music Awards in Hong Kong on December 2, 2015. BTS scooped the award for World Performer.
BTS pose on the red carpet of the 2015 Mnet Asian Music Awards in Hong Kong on December 2, 2015. BTS scooped the award for World Performer.
Philippe Lopez/AFP/Getty Images
BTS make their US television debut at the American Music Awards on November 19, 2017, in Los Angeles.
BTS make their US television debut at the American Music Awards on November 19, 2017, in Los Angeles.
Matt Sayles/Invision/AP
The group perform "DNA" at the American Music Awards on November 19, 2017.
The group perform "DNA" at the American Music Awards on November 19, 2017.
Matt Sayles/Invision/AP
Following their American Music Awards performance, BTS appear on a handful of US talk shows. Here, BTS perform on Jimmy Kimmel Live! on November 29, 2017, in Los Angeles.
Following their American Music Awards performance, BTS appear on a handful of US talk shows. Here, BTS perform on Jimmy Kimmel Live! on November 29, 2017, in Los Angeles.
RB/Bauer-Griffin/GC Images/Getty Images
BTS perform "Mic Drop (Steve Aoki Remix)" on Jimmy Kimmel Live!.
BTS perform "Mic Drop (Steve Aoki Remix)" on Jimmy Kimmel Live!.
RB/Bauer-Griffin/GC Images/Getty Images
BTS become the first ever K-pop group to address the United Nations at the UN General Assembly in New York on September 24, 2018. Leader Kim Nam-joon urges young people to believe in their own convictions.
BTS become the first ever K-pop group to address the United Nations at the UN General Assembly in New York on September 24, 2018. Leader Kim Nam-joon urges young people to believe in their own convictions.
Craig Ruttle/AP
BTS attend the Grammy Awards where they become the first K-pop group to present an award on February 10, 2019, in Los Angeles.
BTS attend the Grammy Awards where they become the first K-pop group to present an award on February 10, 2019, in Los Angeles.
Jon Kopaloff/Getty Images
BTS become the first K-pop group to perform on Saturday Night Live on April 13, 2019. They perform their new single "Boy With Luv."
BTS become the first K-pop group to perform on Saturday Night Live on April 13, 2019. They perform their new single "Boy With Luv."
Will Heath/NBC/NBCU Photo Bank via Getty Images
BTS with US-singer Halsey at the Billboard Music Awards in Las Vegas, where they became the first K-pop group to win Top Group/Duo on May 1, 2019. Halsey features on BTS's single "Boy With Luv."
BTS with US-singer Halsey at the Billboard Music Awards in Las Vegas, where they became the first K-pop group to win Top Group/Duo on May 1, 2019. Halsey features on BTS's single "Boy With Luv."
Todd Williamson/NBC/NBCU Photo Bank via Getty Images