Thiago Alcantara will need time at Liverpool, but Jurgen Klopp relished the chance to throw him straight in at Chelsea.
Kepa Arrizabalaga's error helped Liverpool claim a 2-0 victory over Chelsea, with Sadio Mane at the double at Stamford Bridge.
Playing with Harry Kane and Son Heung-min is a prospect that excites Gareth Bale after his emotional Spurs return.
A report suggested Paris Saint-Germain want to sign Dele Alli, and Jose Mourinho sidestepped questions on the midfielder's future.
Harry Kane and Son Heung-min put themselves in the Premier League record books as they combined to devastating effect at Southampton.
Thiago Alcantara only sealed his move to Liverpool on Friday, yet could make his Premier League debut at Stamford Bridge.
Harry Kane was praised by Son Heung-min and called "man of the match" by Jose Mourinho after a memorable day for Spurs at Southampton.
Manchester City manager Pep Guardiola loves being at the Etihad Stadium but does not assume a new contract will be forthcoming.
Son Heung-min's four goals and a Harry Kane effort ensured Tottenham came from behind to beat Southampton 5-2 in the Premier League.
After the departures of Vincent Kompany and David Silva, another of Manchester City's long-serving stars will take the captain's armband.