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

Other days

kiss a brunette

Kiss A Brunette Day
carpenters

Carpenters Day
pick me

Pick Me Day
stud

Stud Day
gallery

Gallery Day
coffee

Coffee Day
slime

Slime Day
artists

Artists Day
kiss a ginger

Kiss A Ginger Day
tell a fairytale

Tell A Fairytale Day