Mariah Carey's estranged sister says she's suffered emotional distress from the singer's allegations about her so she's suing her for at least $1.25 million. Mariah's book "The Meaning of Mariah Carey " alleges Alison "gave her Valium, tried to pimp her out and threw a cup of boiling hot tea on her causing third-degree burns" when Mariah was 12. Alison disputes these allegations and claims Mariah hasn't provided any evidence to support them. Alison goes on to accuse Mariah of making th