NBA Fans, brace yourself because NBA Season 2011-2012 is on! NBA Season 2011-2012 will have its opening day on Christmas Day, December 25, 2011 with five scheduled games to start the shortened season, according to a report at NBA.com. However, the NBA has not released the official Christmas opening day scheduled match-up of teams. According to reports, Christmas Day games will be live on TNT, ABC and ESPN. TNT will be airing the first game of the season at noon…