Demi Lovato joins X Factor USA judges on stage 26513
Demi Lovato joins X Factor USA judges on stage 26514
Demi Lovato joins X Factor USA judges on stage 26515
Demi Lovato joins X Factor USA judges on stage 26516
Demi Lovato joins X Factor USA judges on stage 26517
Demi Lovato joins X Factor USA judges on stage 26518
Demi Lovato joins X Factor USA judges on stage 26519
Demi Lovato joins X Factor USA judges on stage 26520
Demi Lovato joins X Factor USA judges on stage 26521
Demi Lovato joins X Factor USA judges on stage 26522
Demi Lovato joins X Factor USA judges on stage 26523
Demi Lovato joins X Factor USA judges on stage 26524