By Madeline Garfinkle
LeBron James has a habit of breaking records, and not just on the court. After a particularly profitable year (following an exceptionally successful career thus far), James raked in upwards of $1.2 billion in pretax earnings, giving him a net worth of $1 billion, according to Forbes.The Los Angeles Lakers star and former Miami Heat legend has officially become the first NBA athlete to hit billionaire status while still playing in the league.