The rock legend and philanthropist performed six of his classic hits for the annual Hot Pink Party, hosted by Elizabeth Hurley. Leonard Lauder (L), chairman of Estee Lauder companies, and Elton John (R) walk the red carpet at the Breast Cancer Research Foundation's Hot Pink Party at the Waldorf Astoria Hotel on April 12, 2016 in New York City. Photo by Theo Wargo/Getty Images for BCRF Trending on Billboard In a pink-drenched Manhattan event space overlooking the Hudson River on a Tuesday (May 12) night, Elton John delivered an intimate performance at the annual Hot Pink Party, a fundraising gala that benefits the Breast Cancer Research Foundation (BCRF). A longtime ally of the organization—which is the largest private funder of breast cancer research on earth—the Rock & Roll Hall of Famer played six of his indelible hits for BCRF supporters in tribute to Leonard A. Lauder, who died last year at the age of 92.…