Mamamoo frigav deres niende EP, den sidste del af 4 Seasons-projektet, ''White Wind (EP)|White Wind'', den 14. marts 2019 med sin førende single "Gogobebe".<ref>{{Cite web|url=https://en.yna.co.kr/view/PYH20190314148700320|title=Mamamoo comes back with new album|last=이동민|date=2019-03-14|website=Yonhap News Agency|language=en|access-date=2019-03-15}}</ref><ref>{{cite web |author1=Jeff Benjamin |title=Mamamoo Look to a Carefree, Colorful Future With 'Gogobebe' Video: Watch |url=https://www.billboard.com/articles/columns/k-town/8502512/mamamoo-gogobebe-video |website=Billboard |access-date=15. marts 2019 |date=14. marts 2019}}</ref>
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