Abbey Road Studios large garden behind the townhouse, which permitted a much larger building to be constructed to the rear; thus, the Georgian façade belies the true dimension of the building. Pathé filmed the opening of the studios in November 1931 when Edward Elgar conducted the London Symphony Orchestra in recording sessions of his music. In 1934, the inventor of stereo sound, Alan Blumlein, recorded Mozart's "Jupiter Symphony" which was conducted by Thomas Beecham at the studios. The neighbouring house is also owned by the studio and used to house musicians. During the mid-20th century, the studio was extensively used by leading British
London Symphony Orchestra since the 1964 world tour. The orchestra played at the 2012 Summer Olympics opening ceremony, conducted by Sir Simon Rattle. It was announced in March 2015 that Gergiev would leave the principal conductorship at the end of the year, to be succeeded by Sir Simon Rattle from September 2017, with an initial contract of five years. In February 2016, the orchestra announced that beginning with the 2016-17 season Gianandrea Noseda will be titled "Principal Guest Conductor" (joining the orchestra's other Principal Guest Conductor, Daniel Harding, who has held that post since 2006), and that Michael Tilson Thomas will be titled