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

Other days

bubble bath

Bubble Bath Day
self care

Self Care Day
bonang

Bonang Day
boyfriend

Boyfriend Day
pick me

Pick Me Day
girl friend

Girl Friend Day
one

One Day
nae nae

Nae Nae Day
stud

Stud Day
prosecco

Prosecco Day