FULL-TIME: CHELSEA 1-0 BARCELONA

Drogba is replaced by Salomon Kalou with just seconds remaining of the match

Two minutes of time will be added to this second half

Hilario drops on a low shot by Deco from 20 yards - he's been safe and secure all night

Essien goes one-on-one with Marquez and beats the ground in anger when he doesn't get what looked like a fairly obvious free-kick after being pulled down

Chelsea are closing in on a major scalp here and in truth they are well worth the points on the evidence of this performance

Deco is booked for a petulant foul on Essien

Ronaldinho tries to nutmeg Boulahrouz but not for the first time tonight the big full-back nips the ball away to the delight of the home fans

Giuly smashes a corner over the heads of everyone in the penalty area and that just about sums up Barca's second-half display

Ronaldinho's free-kick deflects off the defensive wall but it drops the wrong side of the post as far as Barcelona are concerned

Barcelona are bossing possession now but there's just no way through this blue defensive wall

Barcelona haven't quite looked as sharp as the last couple of seasons tonight but credit to Chelsea who look a very solid unit

Arjen Robben replaces Shevchenko as Chelsea make a change

Presas Oleguer replaces the injured Puyol in a final change by the visitors

Ballack steals the ball deep in Bercelona territory but Puyol gets in the way of his pass looking for the unmarked Shevchenko in the penalty area

Chelsea seem content to play on the break now and it's causing Mourinho to dance up and down the touchline - he knows what's at stake here

Valdes keeps Barca in the match as he pounces on loose ball in the box with Essien prepared to steer it home following Drogba's initial effort

Xavi is booked for clipping the heels of Drogba in midfield

Zambrotta breaks into the box but his cross finds the side-netting as Barcelona look to attack in numbers

Barca are enjoying more of the possesison now and this is a dangerous tactic from Chelsea

Ludovic Giuly replaces Gudjohnsen as Barca make a quick-fire second change

Makelele tries his luck from 25 yards but Valdes holds on to his half-volley

van Bronckhorst is replaced by Andres Iniesta for Barcelona

Shevchenko stabs a shot over the top after Drogba feeds Lampard on the edge of the box and he passes square to the unmarked striker - that was a great chance

Lampard has his name taken for a lunging tackle on Ronaldinho

Hilario holds Ronaldinho's 30-yard free-kick - how the home fans enjoyed that from the third-choice keeper

Ronaldinho gets round the back but his header back across goal is thumped clear by Terry

Xavi sends in a cross that is wildly over-hit. That strike has rattled Barcelona

What a start to the second half by Chelsea and what a finish from the big striker

CHELSEA 1-0 BARCELONA: DROGBA turns on the edge of the box and lashes a rising right-foot shot past Valdes and into the back of the net

Chelsea begin the second half with the game evenly poised

HALF-TIME: CHELSEA 0-0 BARCELONA

Giovanni van Bronckhorst is booked for obstructing Essien who was looking to break down the right wing

Two minutes will be added to the first half

Ballack is left unmarked at a corner but heads straight at Victor Valdes from on the penalty spot

Marquez gets up but can only nod a weak header into the arms of the keeper following a corner routine

Messi flicks the ball past Terry but the skipper recovers and with the help of Cole and Claude Makelele manages to nudge the little Argentinean off the ball in the penalty area

He's back on now but for how long remains to be seen

Drogba still isn't back on and he looks a little groggy - maybe Jose Mourinho could be forced into an early change?

The Ivory Coast striker looks a little shaken but shoukd be okay to continue after a few running repairs on the sideline

Drogba requires attention for a head injury - Chelsea will be hoping it's not too bad bearing in mind the weekend drama!

Carvalho has to be alert to slide in and cut out a low near-post cross looking for Gudjohnsen - Ronaldinho is starting to pull the strings now

Drogba intercepts on the halfway line but rather than look for Shevchenko tries to take on three defenders are loses the ball to the annoyance of his team-mate

Michael Ballack reverses the ball into the path of Lampard but he lashes over from the edge of the box as Chelsea come back strongly

Hilario makes a superb save at the foot of his near post to deny Xavi after a breathtaking Barcelona move involving Messi and Ronaldinho

Ronaldinho takes on Boulahrouz for the first time but clips his cross out of play as Barca begin to find their feet

Chelsea are really pressuring the opposition well and not allowing the Barca fair players any time on the ball

Ricardo Carvalho rises at the back post but he can only head Lampard's deep free-kick wide of the upright

Hilario makes his first real contribution as he beats away a cross-goal shot from Messi after Xavi caused panic by running at the heart of the defence

Khalid Boulahrouz is sticking tightly to Ronaldinho and keeps nicking the ball off the toes of the Brazilian to the delight of the home fans

Leo Messi cuts inside Ashley Cole and feeds Deco but his left-foot shot from the edge of the box is blocked by Terry

Essien breaks through the centre of midfield again but his pass looking for Shevchenko is over-hit as Chelsea continue to dominate

Marquez saves a certain goal as he slides in to prevent Shevchenko from forcing the ball over the line after Drogba had tested the keeper with a low shot

Gianluca Zambrotta misses a great chance to break the deadlock as he takes a swipe at fresh air after a first-time chip over the top from Deco

Edmilson goes for goal from a central position 35 yards out but the ball bounces well wide of the mark

Terry and Rafael Marquez collide in the Barcelona box but the referee rules in favour of the visitors - Chelsea look a real danger at set pieces though

Drogba is close to connecting with a Lampard corner as Chelsea use their obvious height advantage for the first time tonight

John Terry bursts forward past three orange shirts but his early cross looking for the run of Andriy Shevchenko is cut out by the sliding Carles Puyol

It's cagey stuff in the opening minutes with these two European heavyweights just content to feel their way into the match

Michael Essien just gets enough power on a cushioned header back to his keeper with Gudjohnsen lurking dangerously

Henrique Hilario gets a huge cheer from the Stamford Bridge faithful as he picks up the ball in the box

Frank Lampard looks for an early long ball over the top but Didier Drogba is marginally offside

Barcelona get the game underway playing in their change strip of all orange

Unlike previous meetings, this isn't an all or nothing game, but Group A bragging rights are certainly at stake here tonight in what will be a fascinating encounter

Elsewhere the two teams are as expected with former Chelsea striker Eidur Gudjohnsen starting against the former team-mates

As predicted, the Blues have handed a first start to third-choice keeper Hilario following the injuries suffered to Petr Cech and Carlo Cudicini at the weekend

Chelsea and Barcelona renew rivalries at Stamford Bridge in the group stages of the Champions League tonight