Wayne Rooney admitted he was surprised by Habib Diarra's performance on his Premier League debut for Sunderland in their 3-0 win over West Ham.

It just felt like, no matter what West Ham planned to do to us, we'd find a way to combat it. I felt that way when we played Coventry too, and it's not often in my life as a Sunderland supporter that I've felt those feelings,

West Ham vs Chelsea preview as both sides come into the game disappointed with their gameweek one result. West Ham fell to a shocking 3-0 defeat against newly promoted Sunderland, who were officially the lowest-ranked team in the league,