BTS's 'Love Yourself: Tear' is the number one album on the Billboard 200.
Twitter has released its top-trending topics and tweets of 2017
Korean pop group BTS performed the single "Mic Drop" on Ellen.
Watch the new visuals for Steve Aoki’s version of the K-pop hit, and hear a separate version featuring Desiigner
Watch BTS perform "DNA" at the American Music Awards.
How this seven-piece became the world’s biggest boy band, according to fans and experts.