video
Act 1: The Wedding Procession
http://www.royalalberthall.com/uploadedFiles/Whats_On_and_Buy_Tickets/Events/assets/Madam_Butterfly.flv
Act1: The Love Duet
http://www.royalalberthall.com/uploadedFiles/Whats_On_and_Buy_Tickets/Events/assets/Madam_Butterfly_2.flv