Oops, it doesn't look like 'museumstaff at the museum of scotland are due to walk out then hold an day' is a national day..

Other days

Offer Day

Polyamory Day

Kale Day

My Little Pony Day

Mean Girls Day

Prosecco Day

Gum Day

Lumpy Rug Day

Kiss A Brunette Day

Tell Ur Crush You Like Them Day