Change my life

Mandy. Just Mandy, no last name. Mandy is a child of the state, no family, no one to save her from herself. Her care home, not the best. Mandy's social worker tells all the kids they have to audition on the American version of the xfactor because the program of which Mandy was in needed money to keep the kids safe. What happens when Mandy meets Demi?