Indeed, it is understood that the mood at the club is excellent and United feel as though they have the talent at their disposal to challenge for the Premier League title this season.
City were reportedly raging after Jorginho made his move to Chelsea in the summer and they also missed out on another top target when Fred chose to join arch-rivals Manchester United instead.
A robust figure in the middle of the park, Fellaini's height is sure to cause Brighton some problems, and after Chris Hughton's side lost 2-0 to Watford on the opening day they will not fancy coming up against Fellaini, who is likely to make United stronger.
Raiola has agreed personal terms with Barca worth £89.5m over five years, but United have already rejected one bid from the Catalans and are determined to resist until the transfer window shuts in Spain at the end of the month.
Rating the players from Liverpool's 4-0 win over West Ham United
Any question marks over Klopp's hopes of getting his new players to gel quickly look to have been promptly dismissed. And Redknapp believes van Dijk is going to further stake his claim as the best centre-back in the world this season.
The news may please United fans, and would surely leave Paul Pogba and Anthony Martial feeling optimistic - and not just due to their seemingly frayed relationships with Mourinho.
Berbatov told Betfair: "I was very happy with the display of Paul Pogba against Leicester, it was a real captain's performance".
Pogba's frayed relationship with Mourinho extends back to last February when he was dropped for a clash against Sevilla in the Champions League.
However, Pogba all but confirmed his unhappiness at the club by telling reporters after the game: "There are things I can say and there are things that I cannot say, otherwise I will get fined".
United's manager is said to have berated Pogba during a heated 20-minute meeting in his office.