Oops, it doesn't look like 'piss of tana day' is a national day..

Other days

embarrass your best friend

Embarrass Your Best Friend Day
tell ur crush you like them

Tell Ur Crush You Like Them Day
ormille

Ormille Day
special education

Special Education Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
fiancee

Fiancee Day
slime

Slime Day
unicorn

Unicorn Day
artists

Artists Day
tell a fairytale

Tell A Fairytale Day