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LONDON, ENGLAND - MARCH 14: Sam Allardyce, manager of West Ham United shouts instructions during the Barclays Premier League match between Arsenal and West Ham United at Emirates Stadium on March 14, 2015 in London, England. (Photo by Jamie McDonald/Getty Images)

LONDON, ENGLAND - MARCH 14:  Sam Allardyce, manager of West Ham United shouts instructions during the Barclays Premier League match between Arsenal and West Ham United at Emirates Stadium on March 14, 2015 in London, England.  (Photo by Jamie McDonald/Getty Images)