Benefiting ChildLine, the evening will be held at London's Theatre Royal Drury Lane and will feature staging by Richard Morris and Doug Pinchin, musical direction by Gareth Valentine and choreography by Bill Deamer. Among those scheduled to lend their talents to the one-night-only event are Rosemary Ashe, John Barrowman, Stephen Carlile, Clive Carter, Gemma Craven, James Dreyfuss, Daniel Evans, Tim Flavin, Rosemary Ford, Roy Hudd, Laura Michelle Kelly, Eartha Kitt, Beverley Klein, Bonnie Langford, Julian Ovenden, Steven Page, Nicholas Parsons, Wendi Peters, Sian Phillips, Joan Savage, Imelda Staunton, Claire Sweeney and Sally Anne Triplett. Composer-lyricist Stephen Sondheim has written a plethora of critically acclaimed, award-winning musicals, including A Funny Thing Happened on the Way to the Forum, Company, A Little Night Music, Into the Woods, Merrily We Roll Along, Sweeney Todd, Sunday in the Park with George and Passion. He also contributed lyrics to West Side Story and Gypsy, and his newest musical, Bounce, played Chicago and the Kennedy Center for the Performing Arts. His revised productions of The Frogs and Pacific Overtures were on Broadway stages earlier this season, and the 2004 staging of Assassins won five Tonys, including one for Best Revival of a Musical. Sondheim was also celebrated at the Kennedy Center for the Performing Arts in summer 2002 with all-star stagings of six of his musicals — Company, Sweeney, Merrily, Night Music, Sunday and Passion.

The evening is being presented by Richard Douglas Productions and The Stephen Sondheim Society. Tickets, priced £60-£120, are available by calling 44 (0)20 7494 5060.