The chiffon dress featured more than 3,000 neon LED lights from shoulder to hem, controlled by an on/off switch tucked inside Katy’s cleavage! It's a version of CuteCircuit's museum-piece Galaxy dress, powered with 24,000 LED bulbs.
Katy changed her white outfit from pink to blue to purple to green throughout the night. "I think sometimes in fashion it can get a little stuffy so I wanted to lighten up!"
By Harriet Reuter Hapgood