"It pains me to say this, as my mum's side of the family support City and I used to play for Liverpool, but how can you knock United when they have secured second place in the table and reached the FA Cup final?"
So which players were most impressive for United?
Seeing United walk round Wembley with the FA Cup - if, indeed that happens - will not alter that statistic nor wipe the smile off Guardiola's face.
Once described by former United captain Nemanja Vidic as "the glue that holds it all together", Carrick said he was looking forward to a new role in the dugout next to the club's manager Jose Mourinho.
"My role changes this week, I need to thank Jose an terrible lot", the midfielder said.More news: Liverpool suffer ANNOYING blow ahead of Champions League final vs Real Madrid
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"And when Michael has the pro licence badges, normally with the personality, friendship and honesty he has, I think it will be for him".
"We're going to have some success in the near future I'm certain of that", he assured supporters. That's normal. I know the players. In his final Old Trafford match, the 36-year-old gave us all one last reminder of how much of a Rolls Royce he was, as Paul Scholes once described him.
Mourinho made nine changes from Thursday's goalless draw at West Ham, Scott McTominay and Alexis Sánchez surviving.
Mourinho said earlier in the week that Martial would start against Watford but the Frenchman was absent.
"I think we arrived at a hard time for the club".
"[Fit for final?] I don't know". "Romelu will be back for Tuesday and then we'll have to see about Anthony".
Watford finished 14th after picking up only one point from their final 12 away games but boss Javi Gracia, who arrived mid-season, insists he expects to keep his job.