Popsugar Fashion Red Carpet Harper's Bazaar Icons Party 2015 Style 17 Stunning Looks From Fashion Week's Chicest Party September 17, 2015 by Aemilia Madden View On One Page Photo 7 of 17 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 7 Kiernan Shipka The former Mad Men star stole the show in a strapless butterfly-print Valentino dress. Previous Next Start Slideshow Katy PerryAshley GrahamBella HadidGigi HadidKiernan ShipkaKendall JennerRed CarpetFashion WeekNew York Fashion WeekHarper's Bazaar