Oops, it doesn't look like 'big guy day' is a national day..

Other days

camera

Camera Day
martini

Martini Day
girl friend

Girl Friend Day
gallery

Gallery Day
bounce

Bounce Day
lisp

Lisp Day
tell a fairytale

Tell A Fairytale Day
lumpy rug

Lumpy Rug Day
get funky

Get Funky Day
bow tie

Bow Tie Day