The Striped Sweater Vest Who could possibly forget when Harry jumped onstage at a Lizzo concert in Miami to sing a "Juice" duet with her? Certainly not us. His outfit for the iconic occasion? A cropped, '70s-esque sweater vest worn with an oversize, untucked button-down and beige trousers, obviously. Only the best for Queen Lizzo. Image Source: Getty / Kevin Mazur