Streaking domestically, and producing magic at the death in the Copa, Barcelona is living on cloud nine and it feels good.

How long will it last? With PSG lurking around the corner it’s a critical time to keep climbing in search of the peak.

Real Betis will be keen to send their opponents back to earth on Sunday when Barcelona visit Andalusia.

Here are some keys to the game.

1. Unity is Strength

As the saying goes l’union fait la force.