Jürgen Klopp was back in the Signal Iduna Park dugout on Saturday for a testimonial game for Borussia Dortmund legends Łukasz Piszczek and Jakub Błaszczykowski, which ended in a 5-4 victory for the latter's team.🇩🇪🇵🇱

#BVB @BlackYellow #JurgenKlopp #TestimonialMatch #SignalIdunaPark