Oops, it doesn't look like 'back up and put it in reverse terry day' is a national day..

Other days

coffee

Coffee Day
polyamory

Polyamory Day
bow tie

Bow Tie Day
artists

Artists Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
gallery

Gallery Day
eat what you want

Eat What You Want Day
cursing

Cursing Day
tell ur crush you like them

Tell Ur Crush You Like Them Day
girl friend

Girl Friend Day