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

Other days

Tell Ur Crush You Like Them Day

Girl Friend Day

Kiss A Brunette Day

Eat What You Want Day

Nae Nae Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Gum Day

Emoji Day

Polyamory Day

Embarrass Your Best Friend Day