Who are the 10 best K-pop girl groups of the past decade (according to Billboard)? | SBS PopAsia
allkpop on Twitter: "[USER CONTENT] Top 10 best selling girl groups of 2019 so far according to Gaon (September update) https://t.co/DZHPmM6laK https://t.co/6uC3Jm7TBi" / Twitter