Demi Lovato joins X Factor USA judges on stage 09501
Demi Lovato joins X Factor USA judges on stage 09502
Demi Lovato joins X Factor USA judges on stage 09503
Demi Lovato joins X Factor USA judges on stage 09504
Demi Lovato joins X Factor USA judges on stage 09505
Demi Lovato joins X Factor USA judges on stage 09506
Demi Lovato joins X Factor USA judges on stage 09507
Demi Lovato joins X Factor USA judges on stage 09508
Demi Lovato joins X Factor USA judges on stage 09509
Demi Lovato joins X Factor USA judges on stage 09510
Demi Lovato joins X Factor USA judges on stage 09511
Demi Lovato joins X Factor USA judges on stage 09512