Oops, it doesn't look like 'cemetery every memorial day' is a national day..

Other days

stress awareness

Stress Awareness Day
cuddle up

Cuddle Up Day
eat what you want

Eat What You Want Day
boyfriend

Boyfriend Day
promposal

Promposal Day
gallery

Gallery Day
boy friend

Boy Friend Day
embarrass your best friend

Embarrass Your Best Friend Day
blanket fort

Blanket Fort Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day