WATCH: Sunwoo Jung-a, OH MY Girl Collab for 'Dolphin' at the 2021 MBC Gayo Daejejeon
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![Sunwoo Jung-a X OH MY GIRL Collaboration 'Dolphin' [2021 MBC Gayo Daejejeon]](https://1409791524.rsc.cdn77.org/data/images/full/598599/sunwoo-jung-a-x-oh-my-girl-collaboration-dolphin-2021-mbc-gayo-daejejeon.jpg)
![Sunwoo Jung-a X OH MY GIRL Collaboration 'Dolphin' [2021 MBC Gayo Daejejeon]](https://1409791524.rsc.cdn77.org/data/images/full/598600/sunwoo-jung-a-x-oh-my-girl-collaboration-dolphin-2021-mbc-gayo-daejejeon.jpg)
![Sunwoo Jung-a X OH MY GIRL Collaboration 'Dolphin' [2021 MBC Gayo Daejejeon]](https://1409791524.rsc.cdn77.org/data/images/full/598598/sunwoo-jung-a-x-oh-my-girl-collaboration-dolphin-2021-mbc-gayo-daejejeon.jpeg)
![Sunwoo Jung-a X OH MY GIRL Collaboration 'Dolphin' [2021 MBC Gayo Daejejeon]](https://1409791524.rsc.cdn77.org/data/images/full/598596/sunwoo-jung-a-x-oh-my-girl-collaboration-dolphin-2021-mbc-gayo-daejejeon.jpeg)
![Sunwoo Jung-a X OH MY GIRL Collaboration 'Dolphin' [2021 MBC Gayo Daejejeon]](https://1409791524.rsc.cdn77.org/data/images/full/598597/sunwoo-jung-a-x-oh-my-girl-collaboration-dolphin-2021-mbc-gayo-daejejeon.jpeg)
Singer Sunwoo Jung-a and group OH MY GIRL members Hyojung, Yooa, and Seunghee performed a collaboration stage for the latter's hit "Dolphin" on December 31.
