Mi-joo is a South Korean pop singer. She debuted as a member of the girl group Lovelyz under Woollim Entertainment in November 2014 and later made her acting debut in the drama I'm a Job Seeker. Mi-joo also appeared in the series Hangout With Yoo. She has collaborated on several popular songs, including Hang Out With YOO Wintersong - Songs to sing in winter Pt. 1 with Ailee and Park Jin Joo, Butterfly with Lee Yi-kyung and Yoo Jae-seok, and Movie Star.