Popsugar Beauty Katy Perry Katy Perry Prismatic World Tour | Hair Katy Perry's Tour Kicks Off With Her Boldest Wigs Yet May 9, 2014 by Kirbie Johnson View On One Page Photo 1 of 9 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 1 Long and Sleek Katy worked the crowd during the opening act of the show, Prismatic, in a sleek, long ponytail with fabric accents. Previous Next Start Slideshow Katy PerryCelebrity Hair