Paris Saint-Germain were just four games away from invincibility. Until that point, they had navigated 30 Ligue 1 fixtures without tasting a single defeat. It would have been a

Mikel Arteta's Arsenal will take on Ligue 1 champions PSG, while La Liga leaders Barcelona will go up against Simone Inzaghi's Inter Milan in the semi-finals. The Gunners beat defending champions Real Madrid in the last eight with a stunning 5-1 aggregate win and PSG squeezed past Aston Villa 5-4 over two legs.

Arsenal hold a slight advantage over Paris Saint-Germain going into Tuesday's Champions League semi-final first-leg at the Emirates Stadium. Mikel Arteta's side have been sensational in Europe's elite club competition this season and thrashed Real Madrid 5-1 on aggregate to book their place in the last four.