Dianna de la Garza It's been a rough couple of weeks for former Disney star Demi Lovato.On Monday, news broke that Lovato's mother and manager Dianna Hart de la Garza checked into an undisclosed treatment facility for unknown issues recently. A source told the New York Post's Page Six, "It has been a tough year for Demi, and her mom has been a constant source of support. But fame has also taken its toll on her family. Now [that] Demi is strong again, her mom could take some time to deal with...Read Full Story
Dianna Hart de la Garza is the mother of performers Demi Lovato and Madison de la Garza. In June 2011, she checked into a treatment facility.