To follow every moment of the game LIVE, click or tap on THIS LINK!
The Citizens will now be hoping to use that form and that momentum as they look to become the first club to claim the domestic treble.
For Watford, this is will be a rare opportunity to get their hands on some silverware.
The Hornets have never won the FA Cup and their last trophy came in the 2006 Championship play-offs where a victory over Leeds saw them promoted into the top tier.
For more news your way, download The Citizen’s app for iOS and Android.
Download our app and read this and other great stories on the move. Available for Android and iOS.