Oops, it doesn't look like 'service up the arse all day' is a national day..

Other days

kiss a brunette

Kiss A Brunette Day

lash

Lash Day

first love

First Love Day

kiss a ginger

Kiss A Ginger Day

ormille

Ormille Day

stud

Stud Day

Emoji Day

my little pony

My Little Pony Day

tell a fairytale

Tell A Fairytale Day

boy friend

Boy Friend Day