Oops, it doesn't look like 'leave your car and house unlocked day' is a national day..

Other days

tell a fairytale

Tell A Fairytale Day
camera

Camera Day
lash

Lash Day
book

Book Day
stress awareness

Stress Awareness Day
youth

Youth Day
blanket fort

Blanket Fort Day
eat what you want

Eat What You Want Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
hoodie

Hoodie Day