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

Other days

artists

Artists Day
camera

Camera Day
hoodie

Hoodie Day
comfy

Comfy Day
brow

Brow Day
bounce

Bounce Day
tulip

Tulip Day
eat what you want

Eat What You Want Day
bow tie

Bow Tie Day
self appreciation

Self Appreciation Day