Gustavo Kuerten Pictures
NEW YORK, NY - AUGUST 23: (L-R) Marcelo Rios, Jim Courier, Stefan Edberg, Mats Wilander, Ivan Lendl, John McEnroe, Bjorn Borg, Jimmy Connors, John Newcombe, Ilie Nastase, Novak Djokovic, Rafael Nadal, Roger Federer, Andy Roddick, Juan Carlos Ferrero, Lleyton Hewitt, Gustavo Kuerten, Yevgeny Kafelnikov, and Carlos Moya attend the ATP Heritage Celebration at The Waldorf=Astoria on August 23, 2013 in New York City. (Photo by D Dipasupil/Getty Images)