What's Her Best Hair?

See the stars' latest cuts and color changes – and then vote on which hairstyle suits Cameron Diaz, Kim Kardashian and more

  • KATY PERRY photo | Katy Perry

Credit: Charles Eshelman/FilmMagic; Jordan Strauss/WireImage

Updated: Wednesday Jan 04, 2012 | 01:30 PM EST By: Justine Harman

KATY PERRY

It took several iterations and bushels of patience, but colorful Katy finally achieves her dream shade: lavender!