Made a terrible error to gift Liverpool their equaliser, and almost gave them a second with a bizzare punch through his own legs in a difficult night for the former England man.
Succumbed to injury after 21 minutes and was replaced by Craig Dawson in the heart of the Baggies defence.
Kept Stewart Downing quiet throughout, while playing a number of long raking passes to give Liverpool’s defenders plenty to think about.
Had real problems with Oussama Assaidi, struggling to cope with his trickery and pace throughout.
Finished well from Brad Jones’ error to give his side the lead, and otherwise looked solid in the centre of the Baggies defence.
Was very comfortable in shackling Jordan Henderson, and while he picked up a yellow for persistent fouling in the first half, he continued to look confident throughout.
Gave the ball away a little too often, but was industrious as ever and a useful outlet on the counterattack.
Struggled to gain much of a foothold in the midfield, with Sahin and Assaidi keeping him largely anonymous.
Still has not opened his account since joining the Baggies in the summer, but worked hard up front and was key in bringing Lukaku and Dorrans into play.
Showed some good understanding in combining with Romelu Lukaku, but was in the Belgian’s shadow for much of the game and was replaced in the 87th minute.
Caused numerous problems for Liverpool’s defenders with his pace and strength before being replaced in the 69th minute.
Made a horrible error to give West Brom the lead, but looked comfortable thereafter as his side began to take control of the game.
Looked very useful going forward in support of Assaidi after a nervous start, and provided some good overlapping runs down the left-hand side.
Looked nervous at first, but then proved to be a useful attacking outlet as he made numerous overlapping runs, and outdid team-mate Stewart Downing in his crossing and passing.
After a nervy start and problems with Lukaku, the Uruguayan began to look more confident in defence and dealt well with West Brom’s attacking play.
Marshalled the young side well as captain, and made some crucial interventions as the Reds defence grew in confidence throughout the game.
Had a vicious shot early on that was well blocked and had some good moments, but struggled to assert his authority as the Baggies defenders kept him quiet.
Shackled in the centre of midfield, and was largely anonymous in the face of Mulumbu’s physicality, while giving the ball away on numerous occasions.
Scored both goals for the Reds, and was a key cog in the centre of midfield both in his attacking play and defensive contributions.
Was guilty of a number of poor crosses, and despite some good tackles was far out-shone by Assaidi, even when he was able to find space beyond Olsson in West Brom’s defence.
Could so easily have had an equaliser in the opening 10 minutes, and had some decent efforts, but otherwise was kept largely quiet by West Brom’s defence.
Looked very dangerous all night on the left of Liverpool’s midfield, using his skills and trickery to give Billy Jones a torrid time throughout the game.