That result meant they have won 13 out of 14 matches so far this season, the best ever start by anyone to a league game.
Barcelona are now six points clear of Atletico Madrid and 11 from champions Real Madrid.
What is your opinion? Feel free to discuss the article under. You have to comment by using your Facebook profile. Be fair and have respect for other people and opinions!
Chelsea have struggled to build momentum in the opening stages of the campaign and are currently looking over their shoulders at the relegation zone.
Who of Europe’s top strikers will move to England this summer?