Known for their changing concepts and intricate dance formation changes, OH MY GIRL is a six-member girl group, consisting of Hyojung, Mimi, YooA, Seunghee, Yubin, and Arin. The group is under WM Entertainment and were previously called the little sister group of label mate B1A4 during their rookie years.

After releasing multiple teasers, the group officially debuted on April 20th, 2015 with the self titled EP Oh My Girl featuring the title track “Cupid”. Debuted with cute and fresh concept, the group changed their concept to whimsical and mystical on their first comeback with Closer which contained the title track “Closer”. The comeback earned the group many praise for the choreography which displayed constellations through dance formations.

In August 2016, member JinE went on a hiatus because of health problems. After a year long hiatus, WM Entertainment announced her official departure from the group on October 20th, 2018. The group continued as 7 members and released their next EP Coloring Book.

Being fairly popular throughout their career, the group finally received a breakthrough with the song “Secret Garden” from the same titled EP Secret Garden. With the comeback, the group gained their first ever music show win on The Show. The group also received a Bonsang Award on 2018 Korea Popular Music Awards.

On May 9th, 2022, WM Entertainment announced Jiho’s departure from the agency and group after deciding not to renew her contract. The group would continue to promote as a six-member ensemble.