Oops, it doesn't look like 'come out of ghost mode day' is a national day..

Other days

hiv awareness

Hiv Awareness Day
raise awerness of zeus

Raise Awerness Of Zeus Day
buddy

Buddy Day
cursing

Cursing Day
artists

Artists Day
emoji

Emoji Day
stress awareness

Stress Awareness Day
embarrass your best friend

Embarrass Your Best Friend Day
lumpy rug

Lumpy Rug Day
tell a fairytale

Tell A Fairytale Day