The nastiest coaches in sport

Sport is a chippy business, there's no doubt about it. Whether it is Mark Hughes and Sir Alex Ferguson exchanging barbs or Netball coaches in Australia getting nasty, it seems that the most successful coaches and managers might be the most aggressive.

Netball coach Norma Plummer's antics prompted colleagues at the New Zealand Herald to wonder just who were the nastiest coaches. Here is their list.

Click here or the image on the right to launch our guide .

But who do you think is the nastiest? Which coaches should have made our nastiest list? Leave your comments and suggestions below.