Oops, it doesn't look like 'security on any given day' is a national day..

Other days

ponytail

Ponytail Day
latina equal pay

Latina Equal Pay Day
cat girl

Cat Girl Day
bow tie

Bow Tie Day
stud

Stud Day
mean girls

Mean Girls Day
reading

Reading Day
slime

Slime Day
comfy

Comfy Day
offer

Offer Day