Humans have been putting things on their heads for thousands of years. But why? And who looked at a head and thought, “That needs a hat”?To celebrate Mad Hatter Day, Mr Morton opens the Barmy Book on the completely true history of hats, from ancient headwear and very questionable Vikings to some of the strangest things ever balanced above a pair of ears.It’s a ridiculous rummage through hats, history and facts that may have become slightly bent out of shape along the way.What’s the most ridiculous hat you can imagine? Send it to the Bonkers Postbox at MrMortonsBarmyBook.com.