Michael Essien has made a big impression on new Chelsea coach Luiz Felipe Scolari . Ghana international Michael Essien signs new five - year contract with Chelsea . Midfielder duo Petr ##ín and Wayne Bridge in agreeing long - term contracts . The 25-year - old has made 100 appearances since joining from Lyon in 2005 . Dutch defender Mohamed Boulahrouz leaves Chelsea for Stuttgart on 4-year deal .
Ghana international Michael Essien signs new five - year contract with Chelsea . Midfielder duo Petr ##ín and Wayne Bridge in agreeing long - term contracts . The 25-year - old has made 100 appearances since joining from Lyon in 2005 . Dutch defender Mohamed Boulahrouz leaves Chelsea for Stuttgart on 4-year deal .