Oops, it doesn't look like 'grid has been called out to scene of wirral gas explosion a day' is a national day..

Other days

Gum Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Frozen Yogurt Day

Ponytail Day

Nail Polish Day

Promposal Day

Pick Me Day

Latina Equal Pay Day

Stress Awareness Day

Pumpkin Day