The 2011–12 Oklahoma City Thunder advanced to which championship series against the Miami Heat?
2011–12 Oklahoma City Thunder season:  The Thunder continued to build on recent success in previous years by making the NBA Playoffs, defeating and sweeping the defending NBA champions, the Dallas Mavericks in the First Round, the Los Angeles Lakers in the Semifinals, and finally, the San Antonio Spurs in the Western Conference Finals to advance to the NBA Finals. 2012 NBA Finals: The 2012 NBA Finals was the championship series of the 2011–12 season of the National Basketball Association (NBA), and the conclusion of the season's playoffs. 2012 NBA Finals:  The Eastern Conference champion Miami Heat defeated the Western Conference champion Oklahoma City Thunder 4 games to 1 to win their second NBA title.
The 2012 NBA Finals