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

Other days

ask out your crush

Ask Out Your Crush Day
donate your hair

Donate Your Hair Day
ruby

Ruby Day
pick me

Pick Me Day
law

Law Day
cursing

Cursing Day
girl friend

Girl Friend Day
bow tie

Bow Tie Day
lash

Lash Day
youth

Youth Day