This Harry Styles photo contains
fedora, felt hat, homburg, stetson, trilby, boater, leghorn, panama, panama hat, sailor, skimmer, straw hat, porkpie, and porkpie hat.
There might also be
dress hat, high hat, opera hat, silk hat, stovepipe, top hat, topper, beaver, campaign hat, beaver, and castor.
See all the boys of One Direction play a game of Blooms Balloons. They answer your questions whilst sucking in helium! This was conducted under professional circumstances please do not try this at home.