Oops, it doesn't look like 'sport like a school annual sports day' is a national day..

Other days

Buddy Day

Chocolate Milkshake Day

Comfy Day

Aloxolt Day

Bubble Bath Day

Girl Friend Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Prescription Drug Take Back Day

Hiv Awareness Day

Raise Awerness Of Zeus Day