Oops, it doesn't look like 'beavicorn day' is a national day..

Other days

polyamory

Polyamory Day
china

China Day
prosecco

Prosecco Day
ruby

Ruby Day
lash

Lash Day
comfy

Comfy Day
blanket fort

Blanket Fort Day
unicorn

Unicorn Day
cuddle up

Cuddle Up Day
hot chocolate

Hot Chocolate Day