WHAT SHE WORE: Katy Perry in green long sleeve gown on the red carpet at the 2013 Grammy Awards

WHO: Katy Perry on the red carpet at the 2013 Grammy Awards on February 10th 2013 in Los Angeles
WHAT SHE WORE: jade green long sleeve gown with floral embroidery around the neckline from Gucci
BUY: Gucci pale jade light sable gown with hand embroidered floral neckline

photo: just jared