"Promise now, cherish it preciously. We will grow into your idols! Hello, I'm Hayoung! Song Hayoung (송하영) is the Vice-Captain, Main Vocalist, and Main Dancer of the Girl Group Fromis_9 under Off The Record Entertainment. Prior to her debut, Hayoung used to compete on Hip Hop Dance Competitions. Hayoung then appeared and competed in the show "Idol School" where she ranked 2nd, earning a spot in the group Fromis_9.