Oops, it doesn't look like 'introduce your conservative friends to intellectual froglegs day' is a national day..

Other days

Lash Day

Ruby Day

Chocolate Milkshake Day

Cursing Day

Hiv Awareness Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Polyamory Day

Lumpy Rug Day

Lisp Day

Prosecco Day