Sergio Aguero's 11th Premier League hat-trick equalled Alan Shearer's record, Raheem Sterling bagged a brace while Ilkay Gundogan was also on the score-sheet as City moved back to the top of the table in scintillating fashion.
The defeat was Chelsea's worst since their 7-0 loss to Nottingham Forest in 1991 and will raise serious questions about the direction the team is going in under Italian Sarri as they slipped to sixth place on 50 points, a point off the top four. "Chelsea are certainly a club I respect, and have a manager I respect", said the Derby County manager.
Chelsea lack an on-field leader like John Terry and Blues legend Ron "Chopper" Harris is anxious that it could cost Maurizio Sarri his job.
Pep Guardiola's side have an FA Cup trip to League Two side Newport County, a Champions League first leg with Schalke and a Carabao Cup final before their next Premier League game. At the beginning [of the season] it worked. We need to understand the reasons.
Former Chelsea coach Paul Clement has insisted Maurizio Sarri will not walk away from the club, but believes there is something wrong behind the scenes at Stamford Bridge.
"The whole speech lasts seven minutes in total and a lot of what he says still applies to today". At the moment we have a big problem away [from home].
Amazon opponents hit Queens streets following reports that retailer is reconsidering headquarters
Plus, adding 25,000 high-paying jobs to this corner of Queens will only make gentrification worse, activists warn. But apparently New York's population is different, and that threatens those people.
Guardiola knew his tactics would take time to register but there was a discernable plan, he knew he would get the signings he wanted and retain his best players.
The first five or six minutes went well but that is not enough.
"We are there, we are the leaders, but Liverpool have one more game (in hand)".
Hudson-Odoi is likely to start the Europa League fixture with Malmo on Thursday night, but the teenager remains with just 74 minutes of Premier League football this season. I do my best and the players do their best.
"We had only to stay in the match but the reaction was not good".
However, while the title may be gone, there is still plenty to play for in the remaining months of the season, so do Chelsea stick by keeping faith with the "Sarri-ball" project or twist hoping for the bounce of a new face in charge?