[Sydney, February 11. Image via Getty]

SYDNEY, AUSTRALIA - FEBRUARY 11: Mary Wilson of The Supremes performs alongside members of The Motown Event during rehearsals at the Sydney Entertainment Centre on February 11, 2010 in Sydney, Australia. This year marks the 50th anniversary of Motown one of America's greatest record labels and a global music icon. (Photo by Lisa Maree Williams/Getty Images)