Katy Perry has come a long way from her bright blue roots. Watch the sassy pop star as she preps for her July 2013 "Vogue" cover and talks about the evolution of her look. Although she gets a helping hand, we love watching how Perry applies her own makeup. Watch the video and pick up some of her tricks. She goes from barefaced to seriously glam with big curls, a dark lip, and full, defined brows.

Perry also talks about the signature features that frame her face -- those strong brows and soul-piercing eyes. What best feature do you play up when you're putting on makeup?