Drogba seals Chelsea move
Ferguson was involved in a spat with Mourinho following Porto's Champions League win over United last March when the Red Devils boss refused to shake his opposite number's hand, claiming his team had cheated.
The pair will resume their rivalry on the opening weekend of the campaign when United head to Stamford Bridge to face a Chelsea side reinforced by more big-money buys in the form of Didier Drogba, Peter Cech and Arjen Robben, a one-time target of Ferguson's.
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