LeBron James, Carmelo Anthony, and Dwayne Wade are players in the NBA that have been around long enough for us to get a good idea of what type of personality they truly have. It's natural for players in the limelight for that long to show their true colors.
The same thing goes for musicians who have been popular for many years. They have attempted to work with so many different bandmates that we know who is easy to work with and who isn't. It's a product of the situation.
Doug Gottlieb took some time today and compared NBA stars to their musical counterparts. Take a listen here and figure out who your favorite player is: