Oops, it doesn't look like 'everyone stfu day' is a national day..

Other days

camera

Camera Day
frozen yogurt

Frozen Yogurt Day
singles

Singles Day
self care

Self Care Day
boba

Boba Day
kiss a ginger

Kiss A Ginger Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
hiv awareness

Hiv Awareness Day
carpenters

Carpenters Day
raise awerness of zeus

Raise Awerness Of Zeus Day