Oops, it doesn't look like 'voluntary blood donation voluntary blood donation day' is a national day..

Other days

me

Me Day
ruby

Ruby Day
eat what you want

Eat What You Want Day
martini

Martini Day
tell a fairytale

Tell A Fairytale Day
tell ur crush you like them

Tell Ur Crush You Like Them Day
frozen yogurt

Frozen Yogurt Day
ask out your crush

Ask Out Your Crush Day
lisp

Lisp Day
gallery

Gallery Day