 According to Caserta's book "Going Down With Janis", Joplin introduced her to Seth Morgan in Joplin's room at the Landmark Motor Hotel on Tuesday evening, September 29, 1970.Caserta "had seen him around" San Francisco but had not met him before.All three of them agreed to reunite three nights later, on Friday night, for a ménage à trois in Joplin's room.