Singer who initially rose to fame as a member of the K-pop girl group Brown Eyed Girls. She later pursued a career as a solo artist and acted in numerous Korean dramas such as We Got Married and All My Love.
In 2005, she was noticed by Narsha and the rest of Brown Eyed Girls after she was eliminated from the competition Let's Coke Play! Battle Shinhwa. She was thereafter invited to audition and eventually joined the band.
In 2010, she took the Variety Show Female Rookie Award and Best Couple at the MBC Entertainment Awards for her appearance in We Got Married.
In May 2014, it was announced that she and film actor Ju Ji-hoon were dating.
In 2014, she released the single "Q&A" with All My Love co-star Jo Kwon.