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

Other days

tulip

Tulip Day
eat what you want

Eat What You Want Day
me

Me Day
self care

Self Care Day
reading

Reading Day
first love

First Love Day
gum

Gum Day
bonang

Bonang Day
pick me

Pick Me Day
brow

Brow Day