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

Other days

law

Law Day
comfy

Comfy Day
bow tie

Bow Tie Day
hoodie

Hoodie Day
eat what you want

Eat What You Want Day
ruby

Ruby Day
offer

Offer Day
nae nae

Nae Nae Day
mean girls

Mean Girls Day
hannah

Hannah Day