The concert was due to take place on 1 March at the London Coliseum
The upcoming concert The Night of Electric Voices, which was due to play the London Coliseum on 1 March 2015, has been cancelled due to "unforeseen circumstances".
The show was set to feature West End stars including Kerry Ellis, Carrie Hope Fletcher, Lee Mead and David Bedella.
It would have included songs from a number of musicals from Jesus Christ Superstar, We Will Rock You, The Rocky Horror Show and Chess to RENT, Hair, Little Shop of Horrors, Tommy, Aida and Memphis.
Anyone who purchased tickets through the ENO website will be automatically refunded, and if you bought tickets through the Royal Albert Hall box office, they will contact you by 30 January.