Oh My Girl (Korean: 오마이걸, stylized in all caps or OMG) is a South Korean girl group formed by WM Entertainment and is currently under DSP Media. The group is composed of six members: Hyojung, Mimi, YooA, Seunghee, Yubin and Arin. Oh My Girl was originally an eight-piece group; JinE left the group in October 2017 due to health issues, and Jiho left in May 2022. Oh My Girl debuted on April 20, 2015, with an eponymous extended play.