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

Other days

frozen yogurt

Frozen Yogurt Day
cuddle up

Cuddle Up Day
nae nae

Nae Nae Day
slime

Slime Day
ruby

Ruby Day
ormille

Ormille Day
comfy

Comfy Day
offer

Offer Day
polyamory

Polyamory Day
tell a fairytale

Tell A Fairytale Day