They released the EP Mix & Match in 2017 which reached #10 on the US World chart. Their EP Beauty & the Beat was released in 2018 and reached #4 in Korea and #6 on the US World chart. Their post-debut ++ was released in 2018 and reached #2 in Korea and #4 on the US World and US Heatseekers charts. Each member released their own self-titled album one month after the previous member. Their single “Favorite” reached #4 on the US World chart.