Pop starlet Mandy Moore, 21, has checked herself into a substance abuse and psychiatric hospital for a "personal problem," it has been revealed. The singer-actress entered the Silver Hill Hospital in New Canaan, Connecticut, to get help but no specific details of her condition have been released. A statement from her Los Angeles publicist, said: "Mandy Moore recently checked herself into Silver Hill Hospital for a planned 10-day stay to deal with a specific and personal problem that had recently developed." "Moore scheduled her stay in Silver Hill several days ago and expects to leave on Tuesday (October 4th), as planned." Mariah Carey was admitted to the same hospital following her emotional breakdown in 2001.