Popsugar Fashion Holiday Fashion How to Dress For Holiday Parties 39 Holiday Style Tips From Kate Middleton and the Rest of the Royals December 22, 2018 by Sarah Wasilak View On One Page Photo 15 of 39 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 15 A Subtle Leg Slit Still Feels Modest on a Long-Sleeved Maxi Design Kate Middleton, Duchess of Cambridge, at a film performance in 2013. Previous Next Start Slideshow Holiday FashionWinter FashionThe RoyalsRed CarpetHolidayDressesStyle How-ToWinter