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

Other days

boba

Boba Day
pumpkin

Pumpkin Day
cat girl

Cat Girl Day
hannah

Hannah Day
bow tie

Bow Tie Day
mean girls

Mean Girls Day
get funky

Get Funky Day
brow

Brow Day
latina equal pay

Latina Equal Pay Day
self care

Self Care Day