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

Other days

prosecco

Prosecco Day
slime

Slime Day
youth

Youth Day
offer

Offer Day
mean girls

Mean Girls Day
first love

First Love Day
tulip

Tulip Day
blanket fort

Blanket Fort Day
hot chocolate

Hot Chocolate Day
bounce

Bounce Day