Ballack´s first season at Stamford Bridge was a disappointment and his second is not going too well and he is currently out of action with an ankle injury that could require a third operation.
But Hargreaves said of his former Bayern Munich team-mate: "Michael Ballack was extremely successful in Munich. He was Player of the Year every season he was there. People have not seen the best of him by any means but, given an opportunity, I am sure they will."
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