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

Other days

Embarrass Your Best Friend Day

Lumpy Rug Day

Appreciate Yaself A Lil Extra Day

Carpenters Day

Healing Day

Ponytail Day

First Love Day

Nae Nae Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Polyamory Day