Oops, it doesn't look like 'dave munella day' is a national day..

Other days

mean girls

Mean Girls Day
gum

Gum Day
artists

Artists Day
believe

Believe Day
self care

Self Care Day
comfy

Comfy Day
tell a fairytale

Tell A Fairytale Day
prosecco

Prosecco Day
boba

Boba Day
blanket fort

Blanket Fort Day