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

Other days

first love

First Love Day
tulip

Tulip Day
camera

Camera Day
ruby

Ruby Day
self care

Self Care Day
ride the wind

Ride The Wind Day
lumpy rug

Lumpy Rug Day
believe

Believe Day
frozen yogurt

Frozen Yogurt Day
lisp

Lisp Day