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

Other days

bonang

Bonang Day
martini

Martini Day
boba

Boba Day
ponytail

Ponytail Day
raise awerness of zeus

Raise Awerness Of Zeus Day
boy friend

Boy Friend Day
law

Law Day
kiss a ginger

Kiss A Ginger Day
cat girl

Cat Girl Day
lisp

Lisp Day