Actor Will Ferrell and his wife Viveca Paulin watch as Andy Murray of Great Britain takes on Rafael Nadal of Spain during their semifinal match on Day 14 of the 2008 U.S. Open at the USTA Billie Jean King National Tennis Center on September 7, 2008 in the Flushing neighborhood of the Queens borough of New York City. (credit: Nick Laham/Getty Images)
Ashlee Simpson
US singers Ashlee Simpson and singer Peter Wentz watch Swiss tennis player Roger Federer against Austrian tennis player Jurgen Melzer, during their match at the 2010 US Open tennis tournament September 6, 2010, in New York. AFP PHOTO/Emmanuel Dunand (credit: EMMANUEL DUNAND/AFP/Getty Images)
Natalie Portman
Actress Natalie Portman (R) watches Roger Federer of Switzerland during the men's final match against Andy Murray of Great Britain at the US Open tennis tournament on September 8, 2008 at the USTA National Tennis Center in New York City. (credit: TIMOTHY A. CLARY/AFP/Getty Images)
Regis Philbin
Regis Philbin and Joy Philbin watch the 2008 U.S. Open Men's Championship Match between Andy Murray of the United Kingdom and Roger Federer of Switzerland in Arthur Ashe Stadium at the USTA Billie Jean King National Tennis Center on September 8, 2008 in the Flushing neighborhood of the Queens borough of New York City. (credit: Nick Laham/Getty Images)
Donald Trump
Donald Trump and guest watch the 2008 U.S. Open Men's Championship Match between Andy Murray of the United Kingdom and Roger Federer of Switzerland in Arthur Ashe Stadium at the USTA Billie Jean King National Tennis Center on September 8, 2008 in the Flushing neighborhood of the Queens borough of New York City. (credit: Nick Laham/Getty Images)
Eva Longoria & Tony Parker
US actress Eva Longoria (L), husband basket-baller Frenchman Tony Parker and watch play between Chili's player Fernando Gonzalez and Swedish player Robin Soderling during a French Open tennis semi-final match on June 5, 2009 at Roland Garros Stadium in Paris. The event, the second Grand Slam tournament of 2009, runs from May 25 to June 7, 2009. (credit: BERTRAND GUAY/AFP/Getty Images)
Nicole Kidman and Keith Urban
Nicole Kidman and Keith Urban watch Roger Federer from Switzerland (1) against Tommy Robredo from Spain (14) during their 4th round US Open match at the USTA Billie Jean King National Tennis Center September 7, 2009 in New York. AFP PHOTO / TIMOTHY A. CLARY (Photo credit should read TIMOTHY A. CLARY/AFP/Getty Images)
Liv Tyler
Actress Liv Tyler watches Novak Djokovic from Serbia against Rafael Nadal from Spain during the Men's Singles Final at US Open 2010 match at the USTA Billie Jean King National Tennis Center in New York
Russell Simmons
American entrepreneur Russell Simmons watches Serena Williams in her match against Flavia Pennetta of Italy during day nine of the 2009 U.S. Open at the USTA Billie Jean King National Tennis Center on September 8, 2009 in the Flushing neighborhood of the Queens borough of New York City. (credit: Matthew Stockman/Getty Images)
Kim Kardashian & Kris Jenner
Kim Kardashian (L) and Kris Jenner watch the Fernando Verdasco v Rafael Nadal match during day eleven of the 2010 U.S. Open at the USTA Billie Jean King National Tennis Center on September 9, 2010 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Al Bello/Getty Images)
Mayor Michael Bloomberg
New York City Mayor Michael Bloomberg (L) sits with daughter Georgina Bloomberg to watch the match between Fernando Gonzalez of Chile and Rafael Nadal of Spain during day eleven of the 2009 U.S. Open at the USTA Billie Jean King National Tennis Center on September 10, 2009 in the Flushing neighborhood of the Queens borough of New York City. (credit: Nick Laham/Getty Images)
Jeremy Piven & Wilmer Valderrama
Jeremy Piven and Wilmer Valderrama watch the men's singles final match between Novak Djokovic of Serbia and Rafael Nadal of Spain during day fifteen of the 2010 U.S. Open at the USTA Billie Jean King National Tennis Center on September 13, 2010 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Mike Stobe/Getty Images for USTA)
Ashley Olsen and Paul Simon
Ashley Olsen and Paul Simon watch Roger Federer from Switzerland against Novak Djokovic from Serbia during the Men's Semi-Final US Open match at the USTA Billie Jean King National Tennis Center September 13, 2009 in New York. AFP PHOTO / TIMOTHY A. CLARY (Photo credit should read TIMOTHY A. CLARY/AFP/Getty Images)
U.S. Open - Day 15
Justin Timberlake
Justin Timberlake watches Roger Federer from Switzerland against Novak Djokovic from Serbia during the Men's Semi-Final US Open match at the USTA Billie Jean King National Tennis Center September 13, 2009 in New York. (credit: TIMOTHY A. CLARY/AFP/Getty Images)
Charlize Theron
Charlize Theron applauds while watching the men's singles final match between Novak Djokovic of Serbia and Rafael Nadal of Spain during day fifteen of the 2010 U.S. Open at the USTA Billie Jean King National Tennis Center on September 13, 2010 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Clive Brunskill/Getty Images)
Jack Nicholson
Jack Nicholson watches the action during day fourteen of the 2009 U.S. Open at the USTA Billie Jean King National Tennis Center on September 13, 2009 in the Flushing neighborhood of the Queens borough of New York City. (credit: Clive Brunskill/Getty Images)
Bruce Willis and Emma Heming
Bruce Willis and Emma Heming Willis. (Source: TIMOTHY A. CLARY/AFP/Getty Images)
Djimon Hounsou
Actor Djimon Hounsou watches the match between Roger Federer of Switzerland and Juan Martin Del Potro of Argentina on day fifteen of the 2009 U.S. Open at the USTA Billie Jean King National Tennis Center on September 14, 2009 in the Flushing neighborhood of the Queens borough of New York City. (credit: Matthew Stockman/Getty Images)
Jay-Z & Beyonce
US singer Beyonce (R) and her husband US rap singer Jay-Z (L) watch the men's final match between Spain's Rafael Nadal and Sweden's Robin Soderling in the French Open tennis championship at the Roland Garros stadium, on June 6, 2010, in Paris. AFP PHOTO BERTRAND GUAY (Photo credit should read BERTRAND GUAY/AFP/Getty Images)
Kanye West
US singer Kenye West (L) watches US tennis player Andy Roddick against Serbia's Janko Tipsarevic, during their second round match at the 2010 US Open tennis tournament September 1, 2010, in New York. AFP PHOTO/Emmanuel Dunand (Photo credit should read EMMANUEL DUNAND/AFP/Getty Images)
Brooklyn Decker
US actress Brooklyn Decker watches her husband tennis player Andy Roddick returns a point to Serbia's Janko Tipsarevic, during their second round match at the 2010 US Open tennis tournament September 1, 2010, in New York. AFP PHOTO/Emmanuel Dunand (Photo credit should read EMMANUEL DUNAND/AFP/Getty Images)
John Legend and his girlfriend
US singer John Legend and his girlfriend watch tennis player Andy Roddick returns a point to Serbia's Janko Tipsarevic, during their second round match at the 2010 US Open tennis tournament September 1, 2010, in New York. AFP PHOTO/Emmanuel Dunand (Photo credit should read EMMANUEL DUNAND/AFP/Getty Images)
Derek Jeter
Actress Minka Kelly and Derek Jeter of the New York Yanklees watch as Novak Djokovic of Serbia plays against James Blake of the United States during his men's singles match on day six of the 2010 U.S. Open at the USTA Billie Jean King National Tennis Center on September 4, 2010 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Chris McGrath/Getty Images)
Alex Rodriguez
Alex Rodriguez of the New York Yankees watches Roger Federer of Switzerland hits a return against Jurgen Melzer of Austria during day eight of the 2010 U.S. Open at the USTA Billie Jean King National Tennis Center on September 6, 2010 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Matthew Stockman/Getty Images)
Cameron Diaz
US actress Cameron Diaz (L) watches Swiss tennis player Roger Federer against Austrian tennis player Jurgen Melzer during their match at the 2010 US Open tennis tournament September 6, 2010, in New York. AFP PHOTO/Emmanuel Dunand (Photo credit should read EMMANUEL DUNAND/AFP/Getty Images)
Alec Baldwin
US actor Alec Baldwin watches Belgium tennis player Kim Clijsters returns a point against Australian tennis player Samantha Stosur Belgium player Kim Clijsters, during their quarterfinals match at the 2010 US Open tennis tournament September 7, 2010, in New York. AFP PHOTO/Emmanuel Dunand (Photo credit should read EMMANUEL DUNAND/AFP/Getty Images)
Gwen Stefani
US singer Gwen Stefani watches the match between Swiss tennis player Roger Federer and Swedish tennis player Robin Soderling, during their quarterfinals match at the 2010 US Open tennis tournament September 8, 2010, in New York. AFP PHOTO/Emmanuel Dunand (Photo credit should read EMMANUEL DUNAND/AFP/Getty Images)