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

Other days

artists

Artists Day
emoji

Emoji Day
slime

Slime Day
bubble bath

Bubble Bath Day
cat girl

Cat Girl Day
bow tie

Bow Tie Day
cuddle up

Cuddle Up Day
buddy

Buddy Day
me

Me Day
my little pony

My Little Pony Day