The 7:30 PM concert will benefit the children's cancer charity Clic Sargent and will pay tribute to renowned orchestrator William David Brohn, featuring music from many of the shows Brohn arranged. Concertgoers can expect fully staged excerpts from such musicals as Carousel, Crazy for You, Oklahoma!, Wicked, Oliver!, Show Boat, South Pacific, The Witches of Eastwick, Miss Saigon and Mary Poppins, among others.

Those currently scheduled to perform include Anthony Andrews, Rosemary Ashe, Graham Bickley, Ima Castro, Kim Criswell, Jacqui Dankworth, Daniel Evans, Gareth Gates, Alison Jiear, Alexia Khadime, Alistair McGowan, Robyn North, Charlotte Page, Nicholas Parsons, Jodie Prenger, Joanna Riding and Rebecca Thornhill with special appearances by Stephen Flaherty, Christopher Jahnke, Claude-Michel Schönberg, Stiles and Drewe and Gareth Valentine.

Bill Deamer will direct and choreograph the evening. The artists will be backed by a 40-piece orchestra conducted by Stephen Brooker and Martin Koch.

"We've got an amazing line up of talent singing a whole range of show music," producers Richard Morris and Doug Pinchin said in a statement. "Alongside great numbers like 'I Got Rhythm' and 'The Wizard and I' we're also delighted to be championing some exciting lesser performed pieces with songs from George Stiles' The Three Musketeers, Marvin Hamlisch's Sweet Smell of Success and Kander and Ebb's final show Curtains."

Tickets are available by visiting seetickets.com or by calling 0844 412 4657.