The Old Broadway Theater in New York City staged Herne, the Hunter and attempted to include live horses in the presentation.  The result was a predictable disaster with portions of the stage collapsing and several injuries to actors, human and equine, as well as  members of the audience.  (By John Osborne)
Source Citation
              Joseph Nathan Kane, ed., Famous First Facts (New York: H.W. Wilson Company, 1981), 307.