Y틴으로 후배걸그룹이랑 같이 연중에 나왔대

영상은 이 링크!!
https://m.facebook.com/MonstaXMusicVideos/videos/727631397388399/

https://img.theqoo.net/NagzC
이효리 선배님께 영상편지: 누나, 저 데뷔했어요ㅎㅎ

https://imgur.com/Bahw0Hf

https://imgur.com/GktjB0X

https://gfycat.com/TinyWearyAsp

https://twitter.com/nuchagifpng/status/758958397693702145?s=19
https://twitter.com/nuchagifpng/status/758958300742332417?s=19