SportgalleryChelsea 2-2 Watford in picturesBookmarkShareSportByMSP GetWestLondon17:02, 26 DEC 2015Updated10:58, 28 DEC 2015Diego Costa of Chelsea celebrates with team-mates (Image: Richard Heathcote/Getty Images)1 of 24A fan poses in front of a Chelsea team photograph, including their former manager, Jose Mourinho, outside the stadium (Image: Richard Heathcote/Getty Images)2 of 24A fan wears a Chelsea scarf with the image of the club's former manager, Jose Mourinho before the Barclays Premier League match (Image: Richard Heathcote/Getty Images)3 of 24Willian of Chelsea battles for the ball with Jose Manuel Jurado of Watford (Image: Richard Heathcote/Getty Images)4 of 24Eden Hazard of Chelsea runs with the ball (Image: Clive Rose/Getty Images)5 of 24Oscar of Chelsea is consoled by team-mate Branislav Ivanovic after he slipped taking a penalty (Image: Richard Heathcote/Getty Images)6 of 24Oscar misses a penalty (Image: Richard Heathcote/Getty Images)7 of 24Allan-Romeo Nyom of Watford battles for the ball with Pedro of Chelsea (Image: Richard Heathcote/Getty Images)8 of 24Allan-Romeo Nyom of Watford battles for the ball with Eden Hazard (Image: Clive Rose/Getty Images)9 of 24Chelsea's Dutch manager Guus Hiddink waves (Image: GLYN KIRK/AFP/Getty Images)10 of 24Nemanja Matic of Chelsea appeals as Jose Manuel Jurado of Watford runs through (Image: Richard Heathcote/Getty Images)11 of 24Guus Hiddink, manager of Chelsea sits on the bench with his coaching staff (Image: Clive Rose/Getty Images)12 of 2413 of 24Guus Hiddink (Image: Richard Heathcote/Getty Images)14 of 24Troy Deeney of Watford scores his team's first goal from the penalty spot (Image: Clive Rose/Getty Images)15 of 24Troy Deeney of Watford celebrates with team-mates after scoring (Image: Richard Heathcote/Getty Images)16 of 24Watford players celebrate the equaliser against Chelsea (Image: Getty)17 of 24Diego Costa scores the opening goal against Watford (Image: Getty Images)18 of 24Diego Costa celebrates (Image: Getty)19 of 24Watford celebrate their second goal (Image: Getty)20 of 24Diego Costa of Chelsea scores his team's second goal (Image: Clive Rose/Getty Images)21 of 24Diego Costa of Chelsea celebrates after scoring his team's second goal (Image: Getty)22 of 24Diego Costa of Chelsea celebrates after scoring his team's second goal (Image: Richard Heathcote/Getty Images)23 of 24Diego Costa celebrates against Watford (Image: Getty)24 of 24