Oops, it doesn't look like 'onion ring eclair day' is a national day..

Other days

Blanket Fort Day

Lumpy Rug Day

Appreciate Yaself A Lil Extra Day

Tell A Fairytale Day

Polyamory Day

Aloxolt Day

Kale Day

Hot Chocolate Day

Tell Ur Crush You Like Them Day

Carpenters Day