Popsugar Fashion Holiday Fashion Gigi Hadid Black Zac Posen Dress at Pirelli Calendar Event Gigi Hadid's Gown Is Almost as Striking as Those Adorable Shoes Peeking Out From Underneath December 8, 2018 by Sarah Wasilak First Published: December 6, 2018 View On One Page Photo 15 of 75 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 15 See More Pics of Gigi in Zac Posen Previous Next Start Slideshow Gigi HadidHoliday FashionWinter FashionModelsHolidayZac PosenAll AnglesDressesShoppingPirelli Calendar