2011 Australian Open was taken from the "Serena Slam" which was coined when Serena Williams won all four Grand Slam titles in a row spanning two calendar years, which in turn was taken from the "Tiger Slam" in which golfer Tiger Woods accomplished a similar feat in golf. Nadal was the number one seed and led the field. The other top ten seeds were; sixteen time Grand Slam champion, Roger Federer, 2008 Australian Open winner Novak Djokovic, two time Grand Slam finalists Robin Söderling and Andy Murray, Wimbledon runner up Tomáš Berdych, David Ferrer, 2003 US Open champion Andy Roddick, Fernando Verdasco and
World Tennis Championship the actual tour events, as a warm-up exhibition for the top players, similar to the AAMI Classic in Melbourne. The inaugural Capitala World Tennis Championship took place from January 1 to January 3, 2009, with Rafael Nadal, Roger Federer, Andy Murray, Nikolay Davydenko, Andy Roddick and James Blake taking part. Murray won the event, defeating Blake, Federer, and then-World No. 1 Nadal in the final. As of October 2009, Federer, Nadal and Davydenko announced they would return for the 2010 edition, with Stanislas Wawrinka, David Ferrer and Robin Söderling completing the field. Nadal went one further this time, defeating compatriot