Popsugar Celebrity Celebrity Evolutions Pictures of Katy Perry Through the Years Katy Perry Has Changed Quite a Bit After More Than a Decade in the Spotlight 25 October 2019 by Ryan Roschke View On One Page Photo 22 of 50 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 22 2010 Previous Next Start Slideshow Celebrity EvolutionsKaty Perry