Tam O' Shanter

The Clothier only lists it on a single moon phase, so an empty shop is a timing problem rather than a money problem. Check his stock again over the next few nights instead of assuming you missed a window.

It is named for the hero of a Robert Burns poem from the late 1700s, a farmer who rides home drunk and stumbles into a church full of witches. He wears this style of bonnet, and the hat has carried his name ever since.