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

Other days

china

China Day
reading

Reading Day
nae nae

Nae Nae Day
slime

Slime Day
get funky

Get Funky Day
mean girls

Mean Girls Day
my little pony

My Little Pony Day
fiancee

Fiancee Day
bubble bath

Bubble Bath Day
pumpkin

Pumpkin Day