Didier Drogba was the difference at the Stamford Bridge as Chelsea beat Barcelona 1-0 in the semi-final of the UEFA Champions in 2012.
Didier Drogba's goal in first-half added time separated the two sides at the bridge as they drew 2-2 at the Camp Nou.
Chelsea went on to win the Champions League that season.
The two sides clash again today at Stamford Bridge with the encounter seen as the biggest clash of the round of 16 in this year's UCL.
Chelsea vs Barcelona
 The game is set to kick off at 7:45 pm
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