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

Other days

tulip

Tulip Day
bow tie

Bow Tie Day
cuddle up

Cuddle Up Day
gum

Gum Day
china

China Day
first love

First Love Day
frozen yogurt

Frozen Yogurt Day
promposal

Promposal Day
hoodie

Hoodie Day
nae nae

Nae Nae Day