Shortly before the entrance to the “Club Theater Berlin”, Granit Xhaka was confronted one last time. By an autograph collector who held out a match ball to the Leverkusen match winner so that he could sign it – as a souvenir of Leverkusen’s 1-0 victory against second division side 1. FC Kaiserslautern, which sealed Leverkusen’s first and in other respects also unheard of double in club history.