see more

LONDON, ENGLAND - MARCH 22: (L-R) Opposing managers Sam Allardyce the West Ham manager and David Moyes the Manchester United manager greet each other prior to kcikoff during the Barclays Premier League match between West Ham United and Manchester United at Boleyn Ground on March 22, 2014 in London, England. (Photo by Julian Finney/Getty Images)

LONDON, ENGLAND - MARCH 22:  (L-R) Opposing managers Sam Allardyce the West Ham manager and David Moyes the Manchester United manager greet each other prior to kcikoff during the Barclays Premier League match between West Ham United and Manchester United at Boleyn Ground on March 22, 2014 in London, England.  (Photo by Julian Finney/Getty Images)