Graham Poll blows for full-time after four minutes of injury time to the relief of Birmingham who secure a first win of the season after two disappointing home defeats in the past week.

Robert Earnshaw tries a shot from 25 yards but West Brom's last chance is over the bar.

Ronnie Wallwork tries to make way for a shot but the desperate Birmingham defence again clear.

Stephen Clemence fouls Ronnie Wallwork and Jonathan Greening's poor free-kick is cleared by Jiri Jarosik.

Robert Earnshaw is the latest West Brom man guilty of a great chance to equaliser firing straight at Maik Taylor from close range.

Matthew Upson is next in the referee's book for a foul on Robert Earnshaw with Nathan Ellington hooking his shot over the bar from the resultant free-kick.

Stephen Clemence replaces Damien Johnson as Steve Bruce further shores up his defence.

Jiri Jarosik picks up a yellow card for unsporting behaviour having escaped a clear booking earlier in the half.

Jamie Clapham is forced into some last-ditch defending to prevent Paul Robinson's cross from creating an opening.

Bryan Robson goes for a three-pronged attack by bringing on Robert Earnshaw on for Darren Carter.

Nathan Ellington puts the ball across the area but Nicky Butt does well to prevent Geoff Horsfield grabbing his hat-trick.

Jonathan Greening opts to shoot when he breaks into the area but his effort goes across the face of goal.

Muzzy Izzet replaces Mikael Forssell as Birmingham go to a five-man midfield to try and preserve their slender lead.

Birmingham are attempting to spark an attack but West Brom have tightened up well this half.

Jiri Jarosik somehow escapes a yellow card from the referee for a horrendous foul on Ronnie Wallwork and Neil Clement's free-kick is deflected just wide.

Nicky Butt attempts to restore Birmingham's two-goal cushion but his 25-yard effort is blocked by Neil Clement.

Birmingham fail to clear a long ball into the area and they are made to pay as Geoff Horsfield fires in to put West Brom back into the match.

Birmingham's two-goal hero Emile Heskey is replaced by Walter Pandiani.

Nathan Ellington tries to be unselfish by setting up Ronnie Wallwork but he would have been better shooting on goal himself.

Jonathan Greening puts a right-footed free-kick to the back post but it ends with Nathan Ellington heading into Maik Taylor's hands.

A limping Kevin Campbell is replaced by Nathan Ellington as West Brom try and get back into this contest.

Emile Heskey flicks another long diagnol ball onto Mikael Forssell but he uses his hand to control the ball and a free-kick is awarded.

Thomas Gaardsoe makes an excellent covering tackle as Mikael Forssell looked to pick up a great Jermaine Pennant throughball.

The early part of the second half has been held up by several free-kicks as the game has become a bit niggly in the past five minutes.

Darren Carter has the first real effort on goal at the start of the half with a 30-yarder which is wide of the mark.

Birmingham get the second half underway looking to extend on the lead they have built up in the opening 45 minutes.

Martin Albrechtsen is introduced into the action at half-time by Bryan Robson in place of Steve Watson.

Referee Graham Poll blows the half-time whistle and after a bright start West Brom will be left to rue some poor defensive play which has seen them punished by Birmingham in the first 45 minutes.

Jermaine Pennant puts another dangerous cross into the West Brom box but Zoltan Gera is on hand to clear as Birmingham go for a killer fourth before the break.

Jamie Clapham is booked for a nasty tackle on West Brom hitman Kevin Campbell.

Birmingham are well on top now after those quick goals as West Brom appear to be trying to hang on until half-time.

Mario Melchiot tries to spark another Birmingham attack but Thomas Gaardsoe gets back well to clear the danger.

Neil Clement is the first name in the book for a foul on Mikael Forssell.

Emile Heskey gets in a free header from a Jermaine Pennant cross to place the ball past Chris Kirkland.

Jiri Jarosik has an effort from 25 yards out but again Chris Kirkland is not troubled.

Damien Johnson gets a shot in at the West Brom goal from distance but Chris Kirkland saves comfortably.

Kevin Campbell again breaks clear on goal but for the second time in two minutes his effort on goal is poor.

Jermaine Pennant's free-kick into the area finds Jiri Jarosik who headers in his first goal for Birmingham from a tight angle against the run of play.

West Brom catch Birmingham out with Kevin Campbell going through on goal but he drags his left-foot shot wide of the post.

Birmingham looks dangerous when they come forward to attack but this time Jonathan Greening tracks back to make an important clearance.

Bryan Robson is spoken to by ref Graham Poll after he awards a free-kick against Geoff Horsfield for a foul on Kenny Cunningham.

Another great ball into the area from Jonathan Greening after good build up work finds Kevin Campbell but his header hits the top of the bar.

Jonathan Greening's ball into the area almost finds Zoltan Gera but his header is weak and wide of the mark.

Zoltan Gera goes on a great run and almost sets up a goal for Darren Carter but his shot is blocked.

West Brom level immediately as Birmingham fail to clear a Darren Carter ball into the area and Geoff Horsfield fires in at the back post.

Birmingham hit back to take the lead with Emile Heskey getting up unmarked to head home a Jamie Clapham cross.

Jermaine Pennant gets back well to prevent Jonathan Greening getting in a dangerous cross following a great ball by Steve Watson.

Jonathan Greening plays a ball over the top for Geoff Horsfield but Maik Taylor rushes out of his area to clear the danger.

Hesitation in the West Brom defence almost lets in Emile Heskey but the danger is cleared.

West Brom have started the game brightly making inroads into the Birmingham half of the field.

early foul on Zoltan Gera but Jonathan Greening's free-kick comes to nothing.

The match is underway at the Hawthorns as West Brom aim to heap more misery on their Midlands rivals.