Team news
Frank Lampard says he will rotate his Chelsea team after their Boxing Day defeat at Arsenal. Hakim Ziyech (hamstring) remains sidelined.
Tyrone Mings is unavailable for Aston Villa following his dismissal against Crystal Palace last time out.
Did you know?
Aston Villa's most recent victory in their final PL match of a calendar year came in 2011, winning 3-1 against Chelsea, for whom it is the only such defeat in the last 17 years of the competition.
Chelsea have won their last six PL matches v Villa and 10 of their last 11.
Victory at Stamford Bridge would give Villa a third win in London this season, matching their best returns in 1992/93, 1995/96 and 2008/09.
Olivier Giroud has scored against Villa in each of his past six PL matches, netting eight goals in total.
Match officials
Referee: Stuart Attwell. Assistants: Simon Long, Neil Davies. Fourth official: Gavin Ward. VAR: Darren England. Assistant VAR: Simon Bennett.