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NEW YORK, NY - MARCH 2: Katy Perry performs during a fundraiser for Democratic presidential candidate Hillary Clinton at Radio City Music Hall on March 2, 2016 in New York City. Clinton won seven states in yesterday's Super Tuesday. (Photo by Andrew Renneisen/Getty Images)

NEW YORK, NY - MARCH 2:  Katy Perry performs during a fundraiser for Democratic presidential candidate Hillary Clinton at Radio City Music Hall on March 2, 2016 in New York City. Clinton won seven states in yesterday's Super Tuesday. (Photo by Andrew Renneisen/Getty Images)