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

Other days

tell ur crush you like them

Tell Ur Crush You Like Them Day
gum

Gum Day
gallery

Gallery Day
youth

Youth Day
kale

Kale Day
lumpy rug

Lumpy Rug Day
book

Book Day
believe

Believe Day
first love

First Love Day
hoodie

Hoodie Day