Oops, it doesn't look like 'intolerant democrats on their period day' is a national day..

Other days

comfy

Comfy Day

blanket fort

Blanket Fort Day

pumpkin

Pumpkin Day

Emoji Day

boy friend

Boy Friend Day

buddy

Buddy Day

bow tie

Bow Tie Day

embarrass your best friend

Embarrass Your Best Friend Day

eat what you want

Eat What You Want Day

lisp

Lisp Day