PSG look well placed to qualify for the last eight of the Champions League following a fantastic 4-0 win at home at Parc des Princes in the first leg.
No team in the history of the modern Champions League has overturned a 4-0 deficit from the first leg of a knockout tie
Arsenal almost did it against AC Milan, but fell short by the smallest of margins.
Bayern also thrashed Barca 4-0 recently but the Catalans lost 3-0 at home as the Bavarians completed an amazing 7-0 win on aggregate.