Oops, it doesn't look like 'no bs day' is a national day..

Other days

stud

Stud Day
artists

Artists Day
frozen yogurt

Frozen Yogurt Day
prosecco

Prosecco Day
comfy

Comfy Day
fiancee

Fiancee Day
blanket fort

Blanket Fort Day
special education

Special Education Day
gum

Gum Day
hannah

Hannah Day