Chelsea ndio watafunga 80th kujikomboa ama ni Villa watafunga kudraw?
20:23 How the stats stack up
Chelsea v Aston Villa (17:30 GMT)
Chelsea have won 10 of their last 11 Premier League matches against Aston Villa, including the last six in a row.
Villa have not won at Stamford Bridge since a 3-1 Premier League victory in December 2011. It is Villa's only away success in this fixture in 18 years.
And despite losing three of their last four Premier League matches, Chelsea are unbeaten in six home games, winning four and drawing two.
Meanwhile, Villa's only away league loss came at West Ham on 30 November, winning all five of their other games on the road.