Oops, it doesn't look like 'record on worlds aids day' is a national day..

Other days

cuddle up

Cuddle Up Day
slime

Slime Day
lisp

Lisp Day
eat what you want

Eat What You Want Day
camera

Camera Day
brow

Brow Day
coffee

Coffee Day
girl friend

Girl Friend Day
youth

Youth Day
healing

Healing Day