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

Other days

hoodie

Hoodie Day
ormille

Ormille Day
lumpy rug

Lumpy Rug Day
bounce

Bounce Day
frozen yogurt

Frozen Yogurt Day
cat girl

Cat Girl Day
pampering

Pampering Day
special education

Special Education Day
nae nae

Nae Nae Day
kale

Kale Day