[MAMAMOO’s Moon Byul warms fans up with an MV teaser for her upcoming birthday gift, ‘A Miracle 3 Days Ago’ | allkpop](https://www.allkpop.com/video/2020/12/mamamoos-moon-byul-warms-fans-up-with-an-mv-teaser-for-her-upcoming-birthday-gift-a-miracle-3-days-ago)