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

Other days

stud

Stud Day
unicorn

Unicorn Day
ask out your crush

Ask Out Your Crush Day
bow tie

Bow Tie Day
boba

Boba Day
get funky

Get Funky Day
book

Book Day
promposal

Promposal Day
kiss a ginger

Kiss A Ginger Day
coffee

Coffee Day