PHILADELPHIA, PA – MAY 18: Philadelphia 76ers fans cheer during the game against the Boston Celtics in Game Four of the Eastern Conference Semifinals in the 2012 NBA Playoffs at the Wells Fargo Center on May 18, 2012 in Philadelphia, Pennsylvania. The Sixers won 92-83. NOTE TO USER: User expressly acknowledges and agrees that, by downloading and or using this photograph, User is consenting to the terms and conditions of the Getty Images License Agreement. (Photo by Drew Hallowell/Getty Images)