Oops, it doesn't look like 'squash championship day' is a national day..

Other days

ormille

Ormille Day
boy friend

Boy Friend Day
ruby

Ruby Day
get funky

Get Funky Day
brow

Brow Day
lisp

Lisp Day
promposal

Promposal Day
eat what you want

Eat What You Want Day
law

Law Day
comfy

Comfy Day