Oops, it doesn't look like 'belt your face off day' is a national day..

Other days

latina equal pay

Latina Equal Pay Day
bow tie

Bow Tie Day
comfy

Comfy Day
offer

Offer Day
nae nae

Nae Nae Day
artists

Artists Day
ruby

Ruby Day
brow

Brow Day
tulip

Tulip Day
cat girl

Cat Girl Day