Oops, it doesn't look like 'not hit up or respond to me day' is a national day..

Other days

promposal

Promposal Day

eat what you want

Eat What You Want Day

donate your hair

Donate Your Hair Day

unicorn

Unicorn Day

first love

First Love Day

coffee

Coffee Day

camera

Camera Day

hannah

Hannah Day

Me Day

polyamory

Polyamory Day