Oops, it doesn't look like 'best friend post a picture of your boyfriend day' is a national day..

Other days

boba

Boba Day
hiv awareness

Hiv Awareness Day
self care

Self Care Day
carpenters

Carpenters Day
azonto is acceptable

Azonto Is Acceptable Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
stud

Stud Day
cuddle up

Cuddle Up Day
one

One Day
fiancee

Fiancee Day