Jose Mourinho has now been in charge of the Blues for 150 Premier League games, winning 105 of them.
The Special One has failed to win in any of his 5 trips to Villa Park.
Willian is the 40th player to be sent off for Chelsea in the Premier League.
Chris Foy has given 6 red cards to Chelsea players in the Premier League. Only Mike Dean has given more.
The Blues had 2 players sent off in the same game for the 7th time in their history. Chris Foy has been the referee in 2 of those games.
Stat of the Week
Chelsea have not conceded a 1st half goal in their last 11 Premier League games. Our record is 13 set in 2009.