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

Other days

cuddle up

Cuddle Up Day
fiancee

Fiancee Day
blanket fort

Blanket Fort Day
promposal

Promposal Day
nail polish

Nail Polish Day
hannah

Hannah Day
offer

Offer Day
stud

Stud Day
special education

Special Education Day
ruby

Ruby Day