Demi Levato

After a tumultuous couple of years that have seen her dealing with romantic struggles, a stint in rehab, career upheaval, and family turmoil, Demi Lovato deserves a public triumph -- and now she has one, with the number one debut of her new single, 'Skyscraper,' on the iTunes chart. Released on Tuesday, with the video making its official debut on E! Wednesday, 'Skyscraper' represents Lovato's retu

In the last year, Demi Lovato has canceled a tour, entered rehab and gone public with her struggles with bulimia, anorexia and bipolar disorder. It's about time for things to settle down, right? Well, maybe not just yet. It was recently announced that Lovato's mother, Dianna Hart de la Garza, is beginning her own stint in rehab "to deal with her own issues," according to a source close t