Olympiacos is a force to be reckoned with at the Stadio Georgios Karaiskakis.
The Greek side, already boasting a victory over last season`s Champions League finalists Atletico Madrid in Group A action, is now dominating proceedings against another of Europe's biggest squads.
A goal from midfielder Pajtim Kasami has them ahead of Juventus after the opening half.
Hot knife, meet butter.