Oops, it doesn't look like 'championship challenge grows on final day' is a national day..

Other days

pick me

Pick Me Day
believe

Believe Day
first love

First Love Day
blanket fort

Blanket Fort Day
me

Me Day
lisp

Lisp Day
self appreciation

Self Appreciation Day
get funky

Get Funky Day
tell ur crush you like them

Tell Ur Crush You Like Them Day
healing

Healing Day