By Mar 05, 2021 2020 was a year of hot releases from K-pop's biggest musical acts. While many were successful, only a handful of artists were able to break over 1 million in physical albums. Here are 10 K-pop acts that were able to sell over 1 million physical albums in 2020, according to Gaon Chart. 10. Stray Kids (Photo : News1) Stray Kids were able to sell 1,016,120 physical albums in 2020. Stray Kids had numerous releases in 2020, including their first studio album, "Go Live." The mentioned album is Stray Kid's best-selling album, with "Go Live" debuting at the top of the weekly Gaon Album Chart. A repackaged version of "Go Live" was released titled "In Life."