Oops, it doesn't look like 'Short Girl Tall Girl day' is a national day..

Other days

stress awareness

Stress Awareness Day
hoodie

Hoodie Day
pumpkin

Pumpkin Day
kiss a ginger

Kiss A Ginger Day
hiv awareness

Hiv Awareness Day
boba

Boba Day
camera

Camera Day
blanket fort

Blanket Fort Day
azonto is acceptable

Azonto Is Acceptable Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day