Just getting a buzzing sound was hard enough, let alone learning to get tones and then the correct notes.
His voice, when he replied, had precisely the correct note of respectful deference which the Force likes to hear.
The spell to open it depended on the correct note being sung!
You should practice to sing the correct notes and sing them melodiously.
If the singer sings the correct notes and the team dance to the beat, the team wins points.
In this way he will not need to keep looking at his fingers to check whether he is playing the correct notes.
Hitting the correct notes fills in the missing instruments from the melody and gives player points.
You must choose the correct note(s) to put into the missing space.
Mozart once wrote a piece for piano which required the player to use both hands and his nose in order to hit all the correct notes.
If the player doesn't enter the correct notes, the game would exit back to the operating system.