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 25 of 50 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 25 2011 Previous Next Start Slideshow Celebrity EvolutionsKaty Perry