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

Other days

slime

Slime Day
comfy

Comfy Day
raise awerness of zeus

Raise Awerness Of Zeus Day
fiancee

Fiancee Day
stud

Stud Day
one

One Day
carpenters

Carpenters Day
first love

First Love Day
tell a fairytale

Tell A Fairytale Day
unicorn

Unicorn Day