Oops, it doesn't look like 'pig awareness day' is a national day..

Other days

one

One Day
kiss a brunette

Kiss A Brunette Day
lumpy rug

Lumpy Rug Day
singles

Singles Day
buddy

Buddy Day
self care

Self Care Day
my little pony

My Little Pony Day
hoodie

Hoodie Day
gum

Gum Day
martini

Martini Day