Oops, it doesn't look like 'cold turkey sandwich and reheated mac and cheese day' is a national day..

Other days

Appreciate Yaself A Lil Extra Day

Law Day

Bubble Bath Day

Lash Day

Nae Nae Day

Tell Ur Crush You Like Them Day

Tulip Day

Fiancee Day

Aloxolt Day

Azonto Is Acceptable Day