The Mystery of Edwin Drood is a mystery musical comedy written by Rupert Holmes based on the unfinished Charles Dickens novel of the same name. The show was the first Broadway musical with multiple endings. The show won five Tony Awards, including Best Musical, with Holmes awarded for Best Book of a Musical and Best Original Score. Best Musical at the 40th Tony Awards, June 1, 1986 at Minskoff Theatre. Wiki link Wiki link