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

Other days

prosecco

Prosecco Day
hiv awareness

Hiv Awareness Day
boba

Boba Day
youth

Youth Day
martini

Martini Day
cat girl

Cat Girl Day
bow tie

Bow Tie Day
camera

Camera Day
kiss a ginger

Kiss A Ginger Day
gum

Gum Day