New hot Sistar members

Sistar's latest groovy single "Alone" holds on at No. 1 for a second straight week. Although it has been only two years since the girls debuted, it is evident that they have become a force to be reckoned with in the world of K-pop changing up their style and sound to still be as equally embraced by fans.
Read more at http://www.billboard.com/charts/k-pop-hot-100#U5eq4kuVLBQJt2Pw.99