Elvis Presley's grandson took his own life at mum Lisa-Marie Presley's $1.8million home in the early hours of Sunday.The Los Angeles County Coroner's Office ruled Keough's death a suicide on Tuesday.Benjamin was 27 when he died at the family's luxury home in the exclusive area of Calabasas in California.A woman was allegedly heard shouting: "Don't do it" at around 3.30am.A neighbour reportedly heard partying at 1am on Sunday at the property before hearing a distressed woman screaming, though they claim they did not hear a gunshot.According to the Mail Online, a neighbour said: "I could hear somebody speaking really loud in the backyard.
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