Seven-time champion AC Milan avoided another early-season hiccup by reaching the group stage of the Champions League with a 3-0 win over PSV Eindhoven, and Celtic produced a stunning comeback to join them on Wednesday.
After a 1-1 draw in a tense first leg in the Netherlands, Kevin-Prince Boateng scored twice and Mario Balotelli added another to ensure Milan won the playoff 4-1 on aggregate and advanced to Thursday's draw.
At Glasgow, Celtic beat Shakhter Karagandy 3-0 to overcome a 2-0 loss in the first leg. James Forrest's stoppage-time goal gave the Scottish champions a 3-2 win on aggregate. Real Sociedad and Zenit St. Petersburg also advanced Wednesday along with Plzen, which progressed after beating Maribor 4-1 on aggregate.
Milan, which had a surprise 2-1 defeat to promoted Hellas Verona last weekend in its Serie A opener, qualified for the group stage for the 11th time 12 seasons.
Boateng unleashed a shot from outside the box into the left-hand corner to put the home team ahead in the ninth minute. Stephan El Shaarawy then came close but saw his shot hit the crossbar