Despite the 6-0 victory against Vitorija's Alaves, Barcelona fans today saw not only cheerful scenes.
At the end of the match, right back Aleix Vidal was forced to leave the field, his fall to the ground looking particularly painful.
The Spaniard suffered a strong ankle injury, and the video of this episode - is certainly not for the faint-hearted viewers.
"We feel for him and the whole team. Let's hope it's as worrying as possible, but it certainly won't be anything good," - said Barcelona coach Luis Enrique after the match.
The team's technical secretary Robert Fernandez also said after the match that judging by the photos, Vidal's injury could be serious.