Irean said: "Although to this day she has no recollection of this, she walked into the kitchen and said to me 'I love you, mum'.
In the months that followed Irean, Andrews' stepfather AlanCarter and Donna all pleaded with her to confess if she had killed Lee.
Irean told how she begged Andrews to come clean "for the sake of her daughter."
One was to her daughter, and the other to Irean, Alan, younger sister Donna, 23, and the rest of the family.
Irean told how Andrews slumped into her arms after the suicide attempt at the family home in Alvechurch, Worcester-shire last December.
Irean insisted the notes prove Andrews was telling the truth when she said a mystery road rage attacker killed Lee.
Irean told how Andrews slumped in her arms after the suicide attempt at the family home in Alvechurch, Worcester-shire last December.
But Irean's claims were disputed by expert Dr Gerald Bailes, a consultant forensic psychologist.