One of the biggest names to come out of the music industry in the 2000s, Katy Perry continues to dominate headlines even to this day, primarily due to the impact she has had on pop culture.

Katy Perry wiggles into a skirt shaped like a multi-tier cake, surrounded by sequin-sewing costume designers. It's the opening scene of the 2012 documentary Katy Perry: Part Of Me, and Perry's team is ...