Alexis Sanchez's sublime lob and Mesut Ozil's hat-trick spearheaded Arsenal's 6-0 Champions League thrashing of Ludogorets at the Emirates Stadium.
Lionel Messi scored a hat-trick as Manchester City were thrashed 4-0 on a nightmare return to Barcelona for Pep Guardiola and Claudio Bravo.
Celtic's Champions League aspirations were blown apart by Borussia Monchengladbach who were more than worth their 2-0 win at Parkhead.
Pep Guardiola admits he does not know what to say to his Manchester City players to stop Barcelona superstar Lionel Messi.
Leicester City boss Claudio Ranieri has told the Foxes to change their mentality to recreate their faultless European form in the Premier League.
Riyad Mahrez fired Leicester to the brink of the Champions League knockout stages after a 1-0 victory over FC Copenhagen.
Hugo Lloris' stunning save earned Tottenham a goalless draw and a valuable point against Bayer Leverkusen in the Champions League.
Pep Guardiola was irritated on his return to Barcelona by suggestions he tried to poach the Nou Camp's finest for Manchester City this summer.
But the former Barca boss claimed it was not beyond the realms of possibility that superstar Lionel Messi could play in England one day.
Guardiola, who won 14 trophies in four glorious years in charge of Barca, was speaking at the Nou Camp ahead of City's Champions League clash with the Catalan giants on Wednesday.