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

Other days

bounce

Bounce Day
kale

Kale Day
my little pony

My Little Pony Day
buddy

Buddy Day
nail polish

Nail Polish Day
china

China Day
cuddle up

Cuddle Up Day
boba

Boba Day
tell a fairytale

Tell A Fairytale Day
ormille

Ormille Day