K-pop singer and rapper who was a member of the group Coed School before joining T-Ara.
She started her entertainment career by competing on the SBS series Star King.
She has released the top 2011 singles "I Mean You" and "Like This Or That" with the subgroup 5dolls.
She was born in Gwangju and has a twin sister.
She was born two minutes before her twin sister, Ryu Hwayoung.