Fez

The Fez is a vanity item sometimes sold by the Traveling Merchant.

Trivia

 * The tooltip is a reference to a popular quote by the Eleventh Doctor from Doctor Who.
 * This Item also goes along with the The Doctor's Clothes vanity set
 * This item is a reference to the 2012 video game Fez, where the main character wears a similar hat and discovers the world of 3 Dimensions.