The final whistlegoes and Chelsea's winning streak comes to an end and Portsmouth claim their first ever points against the West Londoners in the Premier league.

Defoe has the ball and fires in a brilliant rasping shot which flies just wide!

Anelka sends the ball into the box but James comes out and claims.

Pompey escape after fierce pressure late on here as Ashley Cole fres in low and hard but wide.

Wright-Philips gets the ball inside the box but he gets it all wrong and Pompey bring it away.

Joe Cole whips in the corner and Alex flies in at the far post with a header but James is in placeto pick the ball out of the air.

Chelsea have a late corner, surely something will come from one of their set-pieces here?

There will be FOUR minutes added on at the end of the second half here, what drama!

Diarra works well with Defoe and the Frenchman gets the ball back to his new team-mate who blazes over the bar from the edge of the box.

Pizarro tries to get ahead of Hreidarsson but he can't and Pompey get the ball away brilliantly.

Bot sides are still giving their all late on this game and we could have a third goal yet.

Makelele brings down Baros with a really rough tackle into the striker private parts and Howard Webb gives a free kick.

Pizarro gets himself onto the edge of the box and lets off a shot but the effortis weak and jameswatches it into his arms.

Ballack sends Wright-Philips in on goal and he must score but his chipped shot is sent slightly too high as time begins to run out here at Fratton Park.

Mvuemba slides in a perfect ball for Defoe who looks certain to score but Cech gets down at the feet of the striker to deny him a brace.

Joe Cole has his back to goal and turns on the ball firing a shot in on goal but his effort is vicious and high, flying way over the bar.

Pamarot sends away Defoe but the former Spurs man is tackled brilliantly by Alex who has not had a great game this afternoon.

Anelka gives the ball away to Pamarot and Pompey have a clear cut chance to race away and grab the vital second goal.

Belletti swings in a corner but it is a really poor ball and James plucks the ball out th air easily.

Malouda jogs off the field to be replaced by the Peruvian Pizarro.

Chelsea are getting desperate and really want this win, Claudio Pizarro appears to be getting ready.

Joe Cole brings the ball down ell in the Pompey box, setting up Belletti who has a shot saved by James, the Brazilian defender then sets up Anelka who slips as he hoots and Campbell can bring the ball away.

Baros is out wide and looking ominous, Ashley Cole has to come across to tackle and concede the corner.

Pompey arereall getting back on top in this matc and the Blues could be on to losing a lot of ground on the Premier League leaders.

Kranjcar steps up to take a free-kick to the back post and Hreidarsson who gets a great strong head to the ball but is so unfortunate as his effort flies into the side netting.

Davies comes off the field to be replaced by Arnold Mvuemba.

Out of nothing from a long ball Baros flicks the ball into the path of Defoe wo shows great composure to slot the ball past Cech and score yet again on his debut!

Anelka sends Joe Cole away down the right with a lovely reverse pass and the winger slides a ball across the box but Hughes is there to clear the ball away from six yards out.

Ballack is given treatment and the blood cleaned up but the German international is brought back on.

Ballack and Pamarot go in together with a hard tackle and the former flies down to the ground holding his face and has to be taken off the field.

That goal has really sparked both sets of fans into life, the visitors raising the roof with a rendition of 'ten men' with a repost of 'play up Pompey' from the home side.

Anelka puts the ball through the legs off Johnson and is in on goal, James comes out but is too late and the striker rolls the ball at goal, Hreidarsson though comes out of nowhere to clear the ball off the line!

Joe Cole, Wright-Philips and Anelka break forward at pace and Joe Cole works his way past a couple of defenders and fins Anelka who fires home from inside the box to give Chelsea the lead, perhaps underserved but they are making club history here!

Hreidarsson swings the ball into the box and onto the head of Davies but Ashely Cole gets the ball away and Chelsea break.

Malouda flicks a corner into the box but Anelka and Wright-Philips fail to make anything of it and the home side get the ball out.

Chelsea win their sixth corner of the afternoon after Campbell forces malouda out wide, can the visitors make anything of this?

Defoe tries to send Johnson away down the line but the former Blues defender misscontrols and the ball rolls out for a Chelsea throw-in.

Chelsea are really struggling to get into this second half and must be careful not to concede as the home side grow in confidence.

Defoe shows his first real spark of the afternoon breaking forward and skipping past Alex, he looks to shoot but decides to slide the ball across to Baros who tries to pass the ball past Cech but the big Czech keeper gets his frame down quickly.

Makelele appears to bring down Johnson in the middle of the park which has further infuriated the home support.

Pompey start the second half and will be hoping te can win this match going on the first half performance.

The half-time whislte is called on an absolutely fantastic first half.

Anelka has a great chance to ope the scoring for Chelsea after getting into the box, but his placed shot under the body of James is expertly read by the England stopper and it looks like that is how it will finish.

The fourth official indicates there will be a minimum of TWO minutes added on at the end of the half.

The Portsmouth fans are still absolutely furious with that decision from Mr Webb, will Chelsea wake up and deepen their anger come the end of this game?

Pamarot is the man who gets on the end of the corner but he smashes his shot right onto the corner of the crossbar.

Pompey are beginning to pile on the pressure and there is a clear appeal for a penalty, Belletti realises that Baros is in behind him and sticks out a hand but Mr Webb does not see the incident and Pompey only get a corner.

A great spell of pressure for Chelsea sees Kranjcar have to clear the ball off the line following great work from Joe Cole down the right sets up Ballack with a header but his powerful effort is cleared away by the Croatian.

Pamarot sees yellow after that foul.

Pamarot brings down Juliano Belletti just on the edge of the area in a very dangerous position and it looks like he could be carded.

Kranjcar takesthe corner ball out to the edge of the box where Diarra is waiting and ready to shoot, Claude Makelele coses his fomer Chelsea team-mate down well enough to put the youngster off and his shot ends up in the crowd.

Kranjcar tries to get the ball out wide and wins Pompey's first corner of the afternoon.

Ashley Cole swings in a cross looking for the head of Nikolas Anelka who misses it but Joe Cole is there to win a corner off Noe Pamarot at the back post.

Anelka battles with Johnson on the edge of the box, both players fall over and the home side are allowed to bring the ball out of the box with ease.

Baros looks like he is about to break through on goal but Ben Haim pushes the Czech striker in the back, this time Mr Webb decides to keep his cards in his pocket.

Sean Davis picks up the first yellow of the afternoon for a tackle from behind on Ashely Cole and Howard Webb has to give a card.

Ballack gets the ball on to the edge of the box and finds Wright-Philips but the midfelders shot flies straight over the bar.

Malouda tires desperately to find Ballack and finally does but Pompey get the ball out from under the German's feet just before he could pull the trigger.

Cole looks up and sends a ball out to Ballack but the magnificent Diarra is there once again to cut out the pass, why did Chelsea ever let him go?

Kranjcar has a chance to test Chelsea's Czech stopper from a set piece, on the 20 yard mark, he steps up and fires in but the shot is too central and is easily gathered by Cech.

Jermain Defoe has his first real telling run for Pompey cut short by three Chelsea players, obviously he has been singled out as a major threat to the Blues' back line.

Corner taken by Cole onto the head of Ballack who gets in front of Hughes and tres to force a header goalwards but the angle was not forgiving and his attempt is off target.

Diarra is in acres of space in the middle of the park and decides to let a shot off himself from distance which is comfortably saved by Cech but he was made to move down to his left by the French midfielder.

Diarra finds Glen Johnson out on the right who clips in a long ball to the far post but Tal Ben Haim stretches a leg out to take the ball off the feet of Richard Hughes.

A really clever move by Pompey sets up Niko Kranjcar who fires in a shot at goal but Petr Cech can see it wide.

Malouda and Anelka link up and the French striker pulls the ball back across the box cleverly but it is miss-hit slightly and Pompe can get the ball away.

Unusually for Pompey they are being outsung in the early stagesof his match but the home faithful are beginning to make some noise.

Diarra is disposessed and the ball rolls back to Cole who fires in high first time, a great strike which is only just seen wide by David James in the Pompey goal.

The ball finds its way to Balack who takes a pop early on but his shot is always rising and flashes over the bar.

Ballack fires in the free-kick but his effort is cut out by Sol Campbell who scrambles the ball away.

Joe Cole is brought down heavily by Hreidarsson on the edge of the box and Chelsea have an early chance from a free-kick.

New boy Baros shimmy's his way into the box and looks to fire in a shot but his early effort flies way over the bar.

Diarra reads a ball from Shaun Wright-Philips and puts in a great tackle to win the ball off Michael Ballack but the visitors are lucky with the break and bring the ball away.

Florent Malouda receives the ball from a Joe Cole free-kick taken down the wing but as the ball comes in Hreidarsson gets the ball away once again.

Former Chelsea midfielder Lassana Diarra looks to set MIlan Baros off with a long ball into the box but Alex manages to get the ball away.

The Blues loft the ball into the box but Hermann Hreidarsson is there to nod the ball out from inside his own area.

Chelsea get the game underway wth the blessing of Howard Webb.

Chelsea XI: Cech, Belletti, Ben-Haim, Alex, Ashley Cole, Makelele, Wright-Phillips, Ballack, Malouda, Joe Cole, Anelka.

Portsmouth XI: James, Johnson, Campbell, Pamarot, Hreidarsson, Davis, Diarra, Hughes, Kranjcar, Baros, Defoe.

Howard Webb will be refereeing proceedings at Fratton Park today, in 17 Premier League matches this season the Yorkshireman has dished out 61 yellows but not a single red.

It's a big day for Frank Lampard, the Chelsea playmaker could well feature from the bench and if he plays he will be making his 550th league appearance, if he manages to grab a goal this afternoon it will be his 100th for the Blues.

Former Spurs striker Jermain Defoe is likely to feature for the first time in the blue of Pompey today with Benjani also still eligible to play but Distin is almost certainly out.