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

Other days

first love

First Love Day
unicorn

Unicorn Day
cat girl

Cat Girl Day
blanket fort

Blanket Fort Day
me

Me Day
hot chocolate

Hot Chocolate Day
cuddle up

Cuddle Up Day
ask out your crush

Ask Out Your Crush Day
one

One Day
hannah

Hannah Day