Tottenham would do their Premier League survival chances no harm by performing as they did against Atletico Madrid on Wednesday.
A rampant Barca put seven past Newcastle, but Flick did not get carried away with reaching the UCL quarters.
Southampton forced themselves into the Championship play-off race after overcoming Norwich City on Wednesday.
Alyssa Thompson scored and assisted for Chelsea as they defeated Brighton 2-1 to move up to second in the Women's Super League.
Europe's biggest superstars will face off again when Real Madrid face Manchester City in the Champions League.
Hansi Flick said he is undecided on a Barcelona contract extension but insists he'll never coach another team.
Can Arsenal end their Newcastle hoodoo and give their title bid a much-needed kick-start?
The two remaining unbeaten sides in the Premier League meet in a rematch of last month's FA Community Shield.
The Italian says he warned his team about the threat the League One side would pose
Pep Guardiola said midfielder Kalvin Phillips has struggled at the club due to the lack of minutes he gave him
Guardiola believes Haaland could chase down Cristiano Ronaldo's mark of 140 UCL goals
Erling Haaland is one goal away from becoming the quickest player to reach 50 Champions League goals
At the age of 39 years and 174 days, Neuer surpassied Lothar Matthäus as Bayern's oldest ever Champions League player
Whilst happy with the result, Arne Slot was not pleased with Liverpool throwing away a two-goal lead
Despite leaving it late in their opening four wins, Michael Owen thinks Liverpool are the team to beat
Igor Tudor and Manuel Locatelli are confident about Juventus' chances in the UCL, as they first host Dortmund
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