The 成人快手 Symphony Orchestra, whom Pierre Boulez served as musical director from 1971 to 1975, is invited to perform two exceptional concerts devoted to the masterpieces of early 20th-century modernism. Two innovative ballets, two major symphonic scores and two piano concertos are on the programme of this singular diptych, featuring as soloist the loyal Printemps des Arts de Monte-Carlo artist Fran莽ois-Fr茅d茅ric Guy.