Popsugar Fashion Katy Perry Katy Perry Red Carpet Style How Katy Perry Transformed Her Red Carpet Style October 25, 2014 by Mandi Villa View On One Page Photo 19 of 35 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 19 The singer chose a geometric-print one-shoulder Issa gown for a 2010 David Lynch Foundation event in NYC. Previous Next Start Slideshow Katy PerryRed Carpet