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

Other days

stud

Stud Day
hannah

Hannah Day
bow tie

Bow Tie Day
boy friend

Boy Friend Day
ormille

Ormille Day
ride the wind

Ride The Wind Day
tell ur crush you like them

Tell Ur Crush You Like Them Day
ask out your crush

Ask Out Your Crush Day
lash

Lash Day
me

Me Day