First-half goals from Alejandro Garnacho and Kobbie Mainoo fired the Reds into an unassailable lead in the capital, with Jeremy Doku's late strike proving to be only a late consolation for Pep Guardiola's men.
Roared on by our magnificent supporters at the national stadium, Erik ten Hag's side returned following our defeat against City in last year's final to bounce back in spectacular fashion.
Diogo, who was recently named our Players' Player of the Year, says everything he did was more than worth it for our fans' loyal support across the season.
"[It is] amazing.