5. Zlatan Ibrahimovic & Oguchi Onyewu
Source: thethaovanhoa
In November 2010, during a training session at AC Milan, Ibrahimovic and Onyewu had a serious fight that made national headlines. Ibrahimovic later revealed in his autobiography that Onyewu had been angered by a challenge and confronted him before the fight. Onyewu reported he was not afraid to take him on.