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

Other days

Hot Chocolate Day

Chocolate Milkshake Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Hoodie Day

Lisp Day

Healing Day

Comfy Day

Frozen Yogurt Day

Azonto Is Acceptable Day

Tell Ur Crush You Like Them Day