A good ad for Honda Civic
Production of the commercial began with the team recording the new Civic to ensure the sounds the choir made were faithful to the real sounds of the car. The next stage was to gather 10 singers to experiment with the various sounds. This involved a complex process of taking one sound at a time and breaking that down into different component sounds. These individual sounds were then orchestrated for the choir so each member was voicing a different part.
Full story with the ad video - here