Harry Styles has two signature accessories, and both of them rest atop his head of luscious curls: scarf-like headbands and oversized hats! The One Direction hottie can always be spotted rocking black caps or tan wide-brimmed hats, but he's actually started a major trend! Other stylish guys like Jake Miler, Justin Bieber and Cody Simpson have been inspired by Harry's style, and even fashionistas like Kylie Jenner and Demi Lovato have been spotted sporting the Harry-inspired look.
Click through the gallery above to see which stars stole Harry's signature cap. Do you think Harry is the ultimate trendsetter? Tell us your thoughts in the comments section below!