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

Other days

ormille

Ormille Day
tell ur crush you like them

Tell Ur Crush You Like Them Day
fiancee

Fiancee Day
boba

Boba Day
cursing

Cursing Day
lisp

Lisp Day
offer

Offer Day
hannah

Hannah Day
stud

Stud Day
blanket fort

Blanket Fort Day