Allegedly, Brad Pitt is worried that Angelina’s anger may be out of control and bought her Streaming Furies classes.  Streaming Furies is a class that teaches relaxation based on breathing, meditation, and Tai Chi.  Apparently Brad thought that Angie needed the classes because she tends to throw knives when she gets angry and according to a source, “Brad jokes about needing a stab-proof vest when Angelina is around.”  You can find out more about Angelina’s knife obsession at babble.com.