Prepare for the first leg of Liverpool's Europa League semi-final meeting with Villarreal by swotting up on 10 facts you need to know from club statistician Ged Rea.
Which Reds star has good memories of taking on the Yellow Submarine? How have Liverpool fared against Spanish teams in the past? And which former manager is Jürgen Klopp looking to match by going all the way?
Click 'Next' below to find out.