HyunA makes her “Bubble Pop!” comeback on ‘Music Core’ on July 9, 2011

4minute’s HyunA had everyone talking when she dropped her super hot MV for “Bubble Pop!”
The sexy star whipped out a flirtatious performance for her ‘Music Core‘ comeback which also included “Attention” for her intro and left fans screaming for more.
Check out her performance below. (“Bubble bubble bubble POP!!“)