The 7 PM concert will be staged by Jonathan Butterell with musical supervision by Jason Carr. Alex Parker will conduct the orchestra.
Performers are currently scheduled to include Matt Lucas, Olivier winner Maria Friedman, Anthony Drewe and George Stiles, Clive Rowe, Ashley Robinson, Fra Fee, Laura Tebbutt and Martin Dickinson. Additional artists will be announced.
Profits from the evening will be donated to the children's charity Shooting Star CHASE.
For tickets, priced £15-22, call 0844 7701 797 or visit www.glive.co.uk.