Lisa Marie is your half younger sister and you and Lisa Marie have different Mom and your mom is Ann-Margret you were born in October 13 1966 but Priscilla hate you with all her guts because Elvis cheated on her with Ann-margret and had a daughter but when she was married to Elvis she pretended to like you and treat you like a biological daughter and when you found out that you will have a baby little sister you were so excited and Lisa Marie best friend it was always you no matter what right now you and Lisa Marie are giggling non-stop because right now Lisa Marie is married to Michael Jackson the King of pop and you were teasing her about her marriage(in a good way)