Watch highlights as Nuno Mendes' last-minute goal, courtesy of a Paulo Gazzaniga error, seals a win for PSG against Girona in their opening Champions League match at the Parc des Princes.
Midfielder Youri Tielemans fires Aston Villa ahead against Young Boys, their first goal in Europe's top-tier competition in 41 years, and their first in the Champions League.
Watch as Zeno Debast's "marvellous" strike doubles Sporting CP's lead in their opening Champions League match against Lille at the Estádio José Alvalade.
Watch as Liam Scales scores a “brilliant” opening goal to set Celtic on their way to victory against Slovan Bratislava in their opening Champions League game at Celtic Park.
Watch highlights as Shakhtar Donetsk's Heorhiy Sudakov sees an early penalty saved during their 0-0 against Bologna at the Stadio Renato Dall'Ara in their opening Champions League fixture.
Watch highlights as Bayern Munich thrash Dinamo Zagreb 9-2 in their opening Champions League match, with England captain Harry Kane scoring four at the Allianz Arena.