All over, and a very good win for Chelsea as they complete the double over Aston Villa this season.

Ezri Konsa brings down Romelu Lukaku inside the box after a quick break and the visitors have a penalty!

Four minutes added on announced over the loudspeaker. Thomas Tuchel screws up his face and folds his arms tightly. His side are not quite there yet...

Carney Chukwuemeka has a shot charged down as Aston Villa throw everything forward.

The fans are doing all they can to urge their side on to create that one big chance.

Superb save by Emi Martinez as he denies a low Callum Hudson-Odoi drive after a quick Chelsea break.

That save just about keeps Villa in this, although they are not looking particularly likely to score with just a couple of minutes to go.

Marcos Alonso's first-time shot is blocked inside the area as Chelsea keep up the pressure.

Aston Villa are hanging on a bit at the moment.

Boos from the home fans as Chelsea take their time to take the corner but the set piece is dealt with by the Aston Villa defence.

Just over five minutes to go.

Mateo Kovacic drives through the middle for Chelsea but his ball wide is cut out by Ezri Konsa.

Chelsea keep up the pressure as Romelu Lukaku's cross is deflected behind by Konsa.

Reece James whips in a free kick for Chelsea on the right but his ball in is headed away by the Aston Villa defence.

Just over 10 minutes to go for either Villa to find an equaliser or for Chelsea to put the game to bed.

Ooh, a close call. A very close call.

Matty Cash gets behind the Chelsea defence as he runs onto a free kick and is then bundled over by Marcos Alonso inside the box. The home fans scream for a penalty but the offside flag is up. Their screams of frustration are even louder as they then see how tight that call was on the big screens.

Image source, BBC Sport

Brighton boss Graham Potter makes four changes to his starting XI from the 1-0 defeat at Wolves on 15 December.

Adam Lallana is named as captain with Lewis Dunk out injured and comes in for Solly March.

Meanwhile, top goalscorer Neal Maupay starts along with Adam Webster and Alexis Mac Allister to replace the suspended Yves Bissouma with Aaron Connolly and Joel Veltman also missing out.

Brighton XI: Sanchez, Lamptey, Cucurella, Burn, Webster, Lallana, Mwepu, Moder, Mac Allister, Maupay, Trossard

Subs: Scherpen, Gross, Alzate, Welbeck, March, Richards, Leonard, Turns, Ferguson

Image source, BBC Sport

Brentford boss Thomas Frank makes five changes from the side that started their 2-1 victory over Watford in their last Premier League game on 10 December.

Ivan Toney starts having made his return from Covid-19 as a substitute against Chelsea on Wednesday in the Carabao Cup, while the likes of Dominic Thompson, Ethan Pinnock, Sergi Canos and Mads Bech Sorensen also come in.

Rico Henry, Charlie Goode, Mads Roerslev, Vitaly Janelt, and Yoane Wissa, who drops to the bench, miss out.

Brentford XI: Fernandez, Thompson, Pinnock, Jansson, Norgaard, Canos, Jensen, Mbeumo, Toney, Baptiste, Sorensen

Subs: Cox, Forss, Wissa, Ghoddos, Onyeka, Peart-Harris, Bidstrup, Stevens

Anwar El Ghazi is on for Morgan Sanson for the final 15 minutes for Aston Villa.

A couple of changes for Aston Villa as Bertrand Traore comes on, replacing Danny Ings while Carney Chukwuemeka is on for Emiliano Buendia.

Aston Villa are getting adventurous in their pursuit of an equaliser. They have all 10 outfield players in the Chelsea half as they press forward.

Douglas Luiz drives the ball in from the free kick but Romelu Lukaku heads away.

Matty Cash is dragged down by Marcos Alonso on the right as the Aston Villa man threatened to get away. It is a booking for Alonso and a free kick for the hosts in a decent position...

Oh should be 3-1 to Chelsea!

Emi Martinez comes racing off his line to try and beat Mason Mount to the ball but the Villa keeper doesn't win the battle and Mount rounds him but then sweeps his shot wide of the post from the edge of the box.

Reece James then sends the free kick way, way over much to Aston Villa fans' relief.