Orchestra and Chorus of the Royal Opera House Orchestra & Chorus of the Royal Opera House Orchestra & Chorus of The Royal Opera House Orchestra and Chorus of the Royal Opera Orchestra and Chorus of the Opera Royal de Wailonie Orchestra and Chorus of the Opera royal de Wallonie Orchestra and Chorus of the Royal Opera House,Covent Carden Orchestra and Chorus of the Royal Opera House,Covent Garden Orchestra of the Royal Opera House Female Chorus of the Royal Opera House