When HYOLyn starts singing, the ambient temperature drops?
In fact, I will check it out
Boom & HYOLyn froze even the nebula?

Wednesday, August 14
MBC M 6:20pm
MBC every1 12am
WEEKLY IDOL Born, room, company,

#WEEKLY IDOL #WEEKLY IDOL #Ha Seong Woon (HOTSHOT_ _ )_ #HYOLyn #BAE #Bay.