Oops, it doesn't look like 'friendzone bestfriend day' is a national day..

Other days

youth

Youth Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
nae nae

Nae Nae Day
china

China Day
artists

Artists Day
stress awareness

Stress Awareness Day
mean girls

Mean Girls Day
cuddle up

Cuddle Up Day
donate your hair

Donate Your Hair Day
buddy

Buddy Day