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

Other days

singles

Singles Day
cuddle up

Cuddle Up Day
kiss a brunette

Kiss A Brunette Day
bubble bath

Bubble Bath Day
believe

Believe Day
artists

Artists Day
law

Law Day
book

Book Day
tell a fairytale

Tell A Fairytale Day
pumpkin

Pumpkin Day