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

Other days

singles

Singles Day
buddy

Buddy Day
coffee

Coffee Day
cuddle up

Cuddle Up Day
self care

Self Care Day
hoodie

Hoodie Day
bubble bath

Bubble Bath Day
boy friend

Boy Friend Day
ponytail

Ponytail Day
lisp

Lisp Day