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

Other days

law

Law Day
bow tie

Bow Tie Day
boyfriend

Boyfriend Day
tell a fairytale

Tell A Fairytale Day
tell ur crush you like them

Tell Ur Crush You Like Them Day
self care

Self Care Day
buddy

Buddy Day
bubble bath

Bubble Bath Day
blanket fort

Blanket Fort Day
nail polish

Nail Polish Day