Unai Emery is the most methodical of managers - the return to fitness of Kamara has come at a good time for Aston Villa

Villa manager Emery knows his side must tighten up to remain competitive with the top clubs in the division and explained that a clean sheet is the first step to winning. Without a victory in over a month, Villa face Chelsea on Sunday and Emery was asked why his side's defensive record in Europe is so much better than in the league.

Villa’s seven-match winless run is their longest since Emery took charge – it’s no quick fix, but the answer is surely a midfield change

Unai Emery admits Villa’s seven-match winless run has left him battling to keep his frustration in check. The boss says keeping a lid on his emotions is his toughest challenge as he looks to pull his team out of a slump which began with conceding a late equaliser to Bournemouth last month.

Aston Villa are targeting their first win in over a month when they take on Chelsea at Stamford Bridge on Sunday (1:30pm kick-off)

Aston Villa star Morgan Rogers scored what he thought was a late winner against Juventus, but the goal was ruled out by referee Gil Manzano to the disbelief of Unai Emery

Even by his stands Emery, has been putting in extra hours. Villa's manager is desperate to end their run of four straight defeats

The officials have been confirmed for Chelsea’s Premier League clash against Aston Villa at Stamford Bridge on Sunday.Unai Emery's Aston Villa are looking to claim three successive away league wins

Aston Villa return to Premier League action on Sunday when they face Chelsea at Stamford Bridge, with Unai Emery demanding that his players remain focused