Supporters of both teams, as well as neutral fans intrigued by what could happen at Camp Nou on Wednesday night, will be counting down the hours until the much-anticipated 8pm BST kick-off in their Champions League semi-final first leg.
Such was the case when the sides were set to meet in Catalunya at the same stage of the 2000-01 UEFA Cup on April 5, 2001.
But on that evening, as the tie between Liverpool and Barcelona was about to begin, another – altogether different – storyline was reaching a tense conclusion.