Biography
HeyGirls (hangul: 헤이걸스) are a four-member group under Moai Entertainment consisting of Jandi, Heesu, Siyeon and Daeun. Hey Girls is a re-debut and rebranding of Black Queen which debuted on December 19, 2012 under the same company; the official re-debut was on November 19, 2017 with the song No one but you.
Biography text from Last.fm, available under CC BY-SA.