Oops, it doesn't look like 'FriendshipGirlfriendSisterAnd Best Friend day' is a national day..

Other days

cursing

Cursing Day
martini

Martini Day
pumpkin

Pumpkin Day
kale

Kale Day
bow tie

Bow Tie Day
camera

Camera Day
self appreciation

Self Appreciation Day
tell a fairytale

Tell A Fairytale Day
tell ur crush you like them

Tell Ur Crush You Like Them Day
prescription drug take back

Prescription Drug Take Back Day