the Premier League take on QPR at Loftus Road in West Ham on Saturday . Rob Green played for Sam Allardyce at the Premier League during 2011-12 season . Green has 12 England caps but made calamitous error at 2010 World Cup . The the Premier League manager believes the mistake has haunted Green ever since . But thinks he is capable of challenging Joe Hart for the England No 1 spot .
West Ham take on QPR at Loftus Road in the Premier League on Saturday . Rob Green played for Sam Allardyce at West Ham during 2011-12 season . Green has 12 England caps but made calamitous error at 2010 World Cup . The West Ham manager believes the mistake has haunted Green ever since . But thinks he is capable of challenging Joe Hart for the England No 1 spot .