Barcelona drew with Granada at Camp Nou, thanks to a late minute goal from Ronald Araujo after Domingos Duarte had scored for the visitors in the first half.
Havertz, who joined Arsenal from Chelsea in a £65 million deal, scored his first goal for Mikel Arteta's side in the 53rd minute from the penalty spot.
Olivier Giroud pulled off a stunning save after sensationally replacing Mike Maignan in goal for AC Milan. The Italian giants were facing Genoa in Serie A and took a lead in the 87th minute thanks to a goal from Christian Pulisic.
A fierce first-half saw referee Jarrad Gillett dish out seven yellow cards - a new Premier League record. Timber received one of those in the 35th minute. But Spurs players felt it should have been a sending off.
The Magpies, leading through Alexander Isak's first-half goal, seemed very likely for a remarkable double over PSG until a VAR-reviewed decision in the seventh minute of stoppage time.
An interesting theory claimed that the groom must have realised he was stepping in a ditch and decided to completely avoid what he must have thought was a big mistake even at the last minute. Watch below:
"They have now got their so-called footballing people in charge, in Dan Ashworth and Jason Wilcox, and I can't believe for aminute that they didn't have an input on the players they signed in the summer.
However, one of the moments of the game saw a 15-year-old Nwaneri make his debut. Nwaneri came on to replace Bukayo Saka in the 90th minute of the game. "It was a pure gut feeling. I met the boy, I really liked what I saw.
As the first half came to a close, referee Anthony Taylor sent off defender Reece James after a handball on the goalline. Taylor awarded a penalty, which Mohamed Salah put away to make it 1-1.
'I want to know well the players, I want to know well the man, and then when my idea will be clear, I will make a final decision.' Hazard started on the bench at Huddersfield and Sarri explained his decision after the match.
The caretaker manager went for a four-four-three formation placing Pogba at the heart of the midfield and his decision proved to produce the needed results.
In addition to this, Boniface was also shown a yellow card in the 80th minute for dissent while he was on the bench, following a VAR decision that went against his team.
The 22-year-old, who is expected to leave as a free agent next year, missed a great chance to put the Gunners back in the lead with the scores still level.
But he blasted over an 86th-minute spot kick after Virgil van Dijk fouled Leroy Sane inside the box as the match ended in a draw. "Yes of course. It was my decision.