Oops, it doesn't look like 'gassy ass day' is a national day..

Other days

ponytail

Ponytail Day
healing

Healing Day
pick me

Pick Me Day
get funky

Get Funky Day
hot chocolate

Hot Chocolate Day
bow tie

Bow Tie Day
first love

First Love Day
law

Law Day
ormille

Ormille Day
lumpy rug

Lumpy Rug Day