Without it, you’ll spend far too much time getting everyone aligned for time. This gives you a cue you can use to bring all these different elements roughly into sync during the edit. In all three cases, add a cue – like a beep – two seconds before the performance starts. A cappella singers and instrumentalists need a click track, with a pitch and cue to start.
Singers need the accompaniment, with a cue to start.Dancers need the music they are dancing to, with a cue to start.The biggest logistical challenge is to get audio to the performers for them to perform with.