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

Other days

Blanket Fort Day

Lost Sock Memorial Day

Aloxolt Day

Lisp Day

Lumpy Rug Day

Tulip Day

Slime Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Hiv Awareness Day

Azonto Is Acceptable Day