Oops, it doesn't look like 'go back to sleep day' is a national day..

Other days

Appreciate Yaself A Lil Extra Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Tell Ur Crush You Like Them Day

Promposal Day

Me Day

Donate Your Hair Day

First Love Day

Hannah Day

Embarrass Your Best Friend Day

Bubble Bath Day