9781912918676. New condition. Hard cover. Language: English. BTS also known as the Bangtan Boys is a seven-member South Korean boy band composed of RM Jin Suga J-Hope Jimin V and Jungkook. Originally a hip hop group their musical style has evolved to include a wide range of genres. Their lyrics often focused on personal and social commentary touch on the themes of mental health troubles of school-age youth loss the journey towards loving oneself and individualism. After debuting in 2013 with their single album 2 Cool 4 Skool BTS released their first Korean-language studio album Dark & Wild and Japanese- language studio album Wake Up in 2014. The group s second Korean studio album Wings (2016) was their first to sell one million copies in South Korea. By 2017 BTS crossed into the global music market leading the Korean Wave into the United States and breaking numerous sales records. BTS became the fastest group since the Beatles to earn four No 1 US Albums doing so in less than four years. By 2020 they had become the biggest selling band on the planet.