A chat about back catalogues between João Marcello Bôscoli (president of Trama) and the artistic vice-president of Universal, Max Pierre, led to the idea of mixing the Brazilian classic "Elis & Tom" in stereo and 5.1 surround. During three months, Cesar Camargo Mariano, who co-produced, played piano and did most of the arrangements on the original 1974 recordings (and who was also married to Elis at the time), ensconced himself in the Trama studios alongside sound engineer Luis Paulo S …