City gave the rest of the Premier League a glimpse of what was to come at a sunny, warm Vicarage Road.
Having won five of the previous seven Premier League games, City needed one more win to secure third spot in the table and ensure there would be no need for a Champions League qualifying round.
With both Liverpool and Arsenal still in the hunt for third, it needed a professional performance to get the job done against the Hornets.
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It was much more than that - it was attacking, entertaining and devastating as goals from Vincent Kompany, Fernandinho and two from Sergio Aguero opened up a 4-0 lead at the break.
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Gabriel Jesus added one before the hour-mark and City declared thereafter, with optimism for the 2017/18 season higher than ever.
Now, enjoy the beginnings of a team who would score goals for fun and sweep aside all before them in the months to come...