The Argentine's 75th minute goal means the Premier League side will have to score at least once in Barcelona if they are to have any chance of progressing to the last eight in this competition.
Two of those wins have come in their last two games, a league victory over rock-bottom West Brom and an FA Cup stroll against Championship strugglers Hull, but heavy defeats to Bournemouth and Watford remain open wounds.
The first game of the two-leg round takes place this evening at Stamford Bridge with both sides looking to gain an advantage before the second match back in Spain next month.
What will tonight bring is anyone's guess - at their best, Chelsea can hang with the best in the world.
"He has the classic Italian methods, very strong defence who can counter at any moment".
Chelsea famously secured a late draw at the Camp Nou through Fernando Torres before the Blues went on to eventually win Europe's most illustrious prize, beating German giants Bayern Munich on penalties in the final. If past year was defined by the passion of relentless consistency, this season has been anything but. He was also in charge for Chelsea's best win in Europe so far this season, the 2-1 away to Atletico. They have conceded just 11 goals in the league (24 games) while scoring 62.
The Catalans created very few clear-cut chances, despite a front three of Messi, Suarez and Iniesta, and it was only through a defensive shocker from Andreas Christensen that they scored. We must pay great attention, but at the same time we must have ambition to try to play our football.
As we know, the former Juventus and Italy boss is an absolute nutter and when Willian's stunner hit the back of the net, he was absolutely loving it.
"First, I see the game tomorrow", Hazard said. Alba has benefited more than anyone else from the departure of Neymar: handed nearly the entire left wing, the results have been spectacular - especially when he combines with Messi, which he does often. New coach Vincenzo Montella is eager to make his Champions League debut with a win, but beating Jose Mourinho's troops is easier said than done.
'But I do think he has the movement.