Arsenal 3-1 Portsmouth: Emmanuel Adebayor slots Arsenal in front from the spot after David James fells Robin van Persie

And Cesc Fabregas turns in a second before the break after Gilberto Silva flicks Tomas Rosicky's corner into his path

But Phillippe Senderos is sent off for clipping Nwankwo Kanu's heel in a goalscoring position just minutes after the break

The 10 men continue to press though and are rewarded when Rosicky smashes home following Fabregas's quick free kick

Pompey strike back immediately with a somewhat fortuitous Kanu goal but it proves no more than a consolation

Aston Villa v Chelsea: Villa's John Carew and Chelsea's John Terry enjoy a tremendous battle in a goalless first half

Shaun Wright-Phillips hits the side netting for the visitors while Villa's Gabriel Agbonlahor forces a save out of Petr Cech

After the break, debutant and lifelong Villa fan Zat Knight rises above the Chelsea defence to head his side into the lead

And Chelsea's 18-match unbeaten league run is over when Agbonlahor turns in Ashley Young's cross on 88 minutes

Blackburn 1-0 Man City: Benni McCarthy taps in after City keeper Kasper Schmeichel parries Roque Santa Cruz's shot

Blackburn are reduced to 10 men when Tugay is sent off, but City skipper Richard Dunne soon follows after a tug on Cruz