Many thanks to Andy Seagroatt for sending this link. I thought it was going to be a hat to be worn by the harmonically-challenged musician him/herself, to assist in some magical way. Well, that idea was just plain silly, obviously. This makes much more sense!
FREE COMPETITION to win a Uke Leash – ends next week!! get your entry in! http://bit.ly/e4JQ3i (RT @bazmaz)