with an overdoegs of medication when she was recovering from a facelift. a facelift he forced her to have. medical examiners found a powerful mix of drugs including valium, perk set and ambien in her system. >> we're aware of the challenges we face in this case. but we make no excuses. >> since her mysterious death, michelle's two oldest daughters have been showing support for their mother. and accusing their father of the unthinkable. >> my mother was just a wond earlful human being. she deserves justice. >> among the state's star w witnesses will be at least one of his daughters. prosecutors say mcneil was carrying on an affair with gypsy willis who moved in as a nan any shortly after mcneil's death.