Nudity on stage can be powerful , and is still protested , but not as powerful as the frightening glimpse I had as a child of Ethel Merman in Gypsy . Now , if you could get the ghost of Ethel Merman and the undead Mickey Rooney to strip to the waist for 10 rounds of bare-knuckle action , that would be truly frightening stage violence .
Stage violence can be very frightening in some cases .