Neu cac ban go Sister tren Y2B co the xem dc rat nhieu clip ve Sister - phien WGs China , co ca Hye Lim cua WGs trong do day . Nhom do ra doi nam 2008 , thuong hat lai cac hit cua WGs . Ho ko dc bao chi quan tam . Nen den 2009 thi lan luon . Nam 2010 , vi su co thanh vien cua WGs ma Hye Lim dc cat cu sang do . Nhom con lai 4 nguoi ! va bay h ho la Miss A !