GFriend and AOA the longevity queens of 2015

THOSE GIRLS STILL ON MELON CHART LOOL

#32 Me gustas tu (1,013,776, highest number for rookie girlgroup)
#55 Heart Attack (1,187,652 #2 most downloaded song by a girlgroup, almost passed sistar shake it sales, less then 3k)

AND I HEAR HOW FLOP AOA WAS WITH HEART ATTACK
FLOP LIKE AOA