he turned to other family members, like barbara hoyte who left the family when manson's behavior frightenedr. >> i decided do i want to live with myself when i get old. that was the deciding factor. barbara became a weary witness for the prosecution. she knew she would take the stand in full view of the former family of manson followers. >> what was it like to testify, seeing them out there. >> there was really cute when i was in the back of the courtroom. blowing he kisses and smiling and all that. of course that changed when i started opening my mouth on the w witness stand. >> day after day, demonstrated at the courthouse. performance art with sinister. >> your system wants destruction and that's what it's going to get. >> inside, the co-defendants leslie van hauten, susan atkins played to the cameras. it was a circus of weird. manson in the center ring. >> are you plotting any murders. >> i killed a chicken once. >> any human beings. >> no, no. >> you're innocent of any conspiracy to commit murder or telling anyone to commit murder or planning it. >> i'll plead guilty to the indians. >>