Seven Easy Steps for Getting Off the Tune (aka Harmony)
Go against the tune (counterpoint).
And finally…
Hang on to one note of the tune to get off the tune… and think drone.
And in general: stay tuned in – keep listening – and let your musical mind tell you if you’re in or out. Don’t try too hard! Relax and let your body talk to your mind – and when you’re trying things out, or not sure, sing with big ears and a small mouth – but do take risks.