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

Other days

believe

Believe Day
cuddle up

Cuddle Up Day
lash

Lash Day
boba

Boba Day
gum

Gum Day
bow tie

Bow Tie Day
lisp

Lisp Day
ask out your crush

Ask Out Your Crush Day
stud

Stud Day
bubble bath

Bubble Bath Day