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

Other days

stud

Stud Day
me

Me Day
gum

Gum Day
hoodie

Hoodie Day
ask out your crush

Ask Out Your Crush Day
unicorn

Unicorn Day
pick me

Pick Me Day
kiss a ginger

Kiss A Ginger Day
lisp

Lisp Day
azonto is acceptable

Azonto Is Acceptable Day