Ter Stegen saves the day as Dembélé and Alcácer goals keep the unbeaten run alive.
Messi delivers a masterclass to dispatch Chelsea as Dembélé scores his first goal for the club.
Dembélé finally lands in style at the team strolls to a easy win without Messi.
Barcelona delivers an absolute football masterclass in the first home derby between the clubs.
Valverde's substitutions and Paulinho saves the day in a difficult away match.
Messi leads the way as Dembélé makes his debut.
New Barça signing, Ousmane Dembélé talks about Barcelona and his move in his new interview with SPORT.
Messi stars with his omnipresence as the back line and Busquets start to get back in shape.