Oops, it doesn't look like 'symbols that day' is a national day..

Other days

brow

Brow Day
comfy

Comfy Day
frozen yogurt

Frozen Yogurt Day
pampering

Pampering Day
hiv awareness

Hiv Awareness Day
bow tie

Bow Tie Day
bonang

Bonang Day
hoodie

Hoodie Day
stud

Stud Day
buddy

Buddy Day