Oops, it doesn't look like 'biscuit cake and savoury snack day' is a national day..

Other days

Kiss A Ginger Day

One Day

Pick Me Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Fiancee Day

Hiv Awareness Day

Martini Day

Chocolate Milkshake Day

Donate Your Hair Day

Lisp Day