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

Other days

comfy

Comfy Day
boba

Boba Day
believe

Believe Day
cuddle up

Cuddle Up Day
kiss a brunette

Kiss A Brunette Day
bounce

Bounce Day
blanket fort

Blanket Fort Day
prosecco

Prosecco Day
cursing

Cursing Day
promposal

Promposal Day