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

Other days

unicorn

Unicorn Day
frozen yogurt

Frozen Yogurt Day
martini

Martini Day
ruby

Ruby Day
lash

Lash Day
prosecco

Prosecco Day
hannah

Hannah Day
ask out your crush

Ask Out Your Crush Day
cuddle up

Cuddle Up Day
promposal

Promposal Day