LONDON, ENGLAND - JUNE 01: (L-R) Mary J Blige and Jennifer Lopez perform on stage at the "Chime For Change: The Sound Of Change Live" Concert at Twickenham Stadium on June 1, 2013 in London, England. ... more 
LONDON, ENGLAND - JUNE 01: (L-R) Mary J Blige and Jennifer Lopez perform on stage at the "Chime For Change: The Sound Of Change Live" Concert at Twickenham Stadium on June 1, 2013 in London, England. Chime For Change is a global campaign for girls' and women's empowerment founded by Gucci with a founding committee comprised of Gucci Creative Director Frida Giannini, Salma Hayek Pinault and Beyonce Knowles-Carter. (Photo by Ian Gavan/Getty Images for Gucci) less 
1 / 29
Getty Images | Photo By Ian Gavan / Getty Images for Gucci
Sat, Jun 1, 2013 4:58 PM EDT