August 9, 1969 (Saturday)

On orders from Man son, members of the Man son Family invaded the Los Angeles a little after midnight on August 9. 

The Haunted Mansion is a dark ride attraction located at Disneyland, Magic Kingdom, and Tokyo Disneyland. The haunted house attraction features a ride-through tour in Omnimover vehicles called "Doom Buggies", and a walk-through show is displayed to riders waiting in the queue line

The group then brutally murdered Tate, her unborn child, her three guests, and an 18-year-old Steven Parent, who had the misfortune of driving away from 10050 Cielo Drive after visiting the property’s caretaker just as the killers trespassed onto the grounds. 

The Haunted Mansion, the first addition to the Disneyland resort in Anaheim, California, since the death of Walt Disney, opened to a limited number of guests, before the official opening on August 12.