in less than a week, bobby beausoleil was pulled over, driving one of gary hinman's cars. a bloody knife. beausoleil called manson from jail. demanding help and saying he hadn't ratted on him yet. jeff guinn believes manson decided on a plan to spring beausoleil and save his own skin. >> family members at spahn ranch are talking about what's happened to bobby. he's in prison. "what's gonna happen? how can we break him out?" >> reporter: they did hatch a plan, so horrible that the name charlie manson would be famous, alright. not as a star, but as a symbol of evil. >> reporter: coming up, helter skelter. a night of madness. and murder. >> sharon tate quite naturally is screaming. she's begging not for her life, but for her baby's. susan atkins says, "i have no sympathy for you." ♪ ♪ ♪ how clean do you feel after(laughter)the bathroom? let's ask the experts. i feel as clean as a shimmering mermaid. that's because only cottonelle® has cleanripple® texture. designed to clean better... how cottonelle® do you feel? what should i watch? show me sports. it's so fluffy! look at tha