Oh My Girl Miracle Expedition
효정 · 최효정 · Choi Hyojung · 오마이걸 · OH MY GIRL · 崔效定 · Чхве Хё Чон · Хёчон · Choi Hyo Jeong · Hyojung
Choi Hyo-jung, mononymously known as HyoJung, is a South Korean singer and songwriter. She is the main vocalist and team leader of OH MY GIRL.




