LONDON, UNITED KINGDOM - JUNE 13: Jessie J performing at agit8 at Tate Modern, ONE's campaign ahead of the G8 at Tate Modern on June 13, 2013 in London, England. (Photo by Stuart C. Wilson/Getty ... more 
LONDON, UNITED KINGDOM - JUNE 13: Jessie J performing at agit8 at Tate Modern, ONE's campaign ahead of the G8 at Tate Modern on June 13, 2013 in London, England. (Photo by Stuart C. Wilson/Getty Images) less 
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Getty Images | Photo By Stuart C. Wilson / Getty Images
Thu, Jun 13, 2013 4:48 PM EDT