( CNN ) -- Tennis breaks new ground with glittering exhibition in Dallas Cowboys ' NFL stadium . Serena Williams will play Maria Sharapova and Andy Roddick takes on John Isner . Cowboys Stadium , which will host the 2011 Super Bowl , will be expanded to 20,000 capacity . Belgium 's King Baudouin Stadium hopes to set attendance record for tennis two days earlier .
Tennis breaks new ground with glittering exhibition in Dallas Cowboys ' NFL stadium . Serena Williams will play Maria Sharapova and Andy Roddick takes on John Isner . Cowboys Stadium , which will host the 2011 Super Bowl , will be expanded to 20,000 capacity . Belgium 's King Baudouin Stadium hopes to set attendance record for tennis two days earlier .