Oops, it doesn't look like 'league outfit sutton united on dead line day' is a national day..

Other days

Kiss A Ginger Day

Prosecco Day

Carpenters Day

Kiss A Brunette Day

Slime Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Self Appreciation Day

Ponytail Day

Tulip Day

Eat What You Want Day