"In the build up to the final at Hampden, I was told to go up to Glasgow and check out hotels,” he said. “So I went up and checked out hotels that would have been ideal for us. I was driving back from Glasgow and I said: ‘I don’t like it, why have I done this?’ And then we lost the semi-final, but that’s life."

Although Leverkusen reached the final, they were defeated 2-1 by Real Madrid, with Zinedine Zidane’s winning strike still remembered as one of the all-time great European Cup goals.