Oops, it doesn't look like 'retweet this because it will never not be relevant day' is a national day..

Other days

African Immigrant And Refugee Hiv And Hep Awareness Day

Fiancee Day

Carpenters Day

Offer Day

Bubble Bath Day

Appreciate Yaself A Lil Extra Day

Singles Day

Brow Day

Pumpkin Day

Special Education Day