Four costume switches, one pair of sparkly booties, 20-carat diamond earrings, countless crystals and, of course, that sky-high pony: Yep, sounds like a Katy Perry Super Bowl halftime show! The singer’s meme -inspiring performance included four custom-outfits by Jeremy Scott , a designer who frequently uses pop culture as a point of sartorial inspiration for his namesake brand and as the creative director for Moschino. Scott told Style.