Oops, it doesn't look like 'pizza bob day' is a national day..

Other days

book

Book Day
blanket fort

Blanket Fort Day
ride the wind

Ride The Wind Day
slime

Slime Day
hoodie

Hoodie Day
nae nae

Nae Nae Day
lumpy rug

Lumpy Rug Day
girl friend

Girl Friend Day
brow

Brow Day
nail polish

Nail Polish Day