Columbus Symphony and ProMusica Chamber Orchestra of Columbus. I, contained orchestral Zappa compositions conducted by Kent Nagano and carried out by the London Symphony Orchestra (LSO). Boulez Conducts Zappa: The Perfect Stranger is made up of orchestral works commissioned and done by celebrated conductor, composer and pianist Pierre Boulez (who was shown as an influence on Freak Out!), and performed by his Ensemble InterContemporain.