• KATY PERRY photo | Katy Perry

Credit: JB Lacroix/WireImage

Published: Thursday November 22, 2012 06:00 AM EST

2012

KATY PERRY

John Mayer's lady friend is clearly in a romantic state of mind, wearing a floral portrait-neckline Dolce & Gabbana gown with Sorelina earrings and a Le Vian ring at the Dream Foundation's gala in Santa Barbara, Calif.