Demi Lovato joins X Factor USA judges on stage 07501
Demi Lovato joins X Factor USA judges on stage 07502
Demi Lovato joins X Factor USA judges on stage 07503
Demi Lovato joins X Factor USA judges on stage 07504
Demi Lovato joins X Factor USA judges on stage 07505
Demi Lovato joins X Factor USA judges on stage 07506
Demi Lovato joins X Factor USA judges on stage 07507
Demi Lovato joins X Factor USA judges on stage 07508
Demi Lovato joins X Factor USA judges on stage 07509
Demi Lovato joins X Factor USA judges on stage 07510
Demi Lovato joins X Factor USA judges on stage 07511
Demi Lovato joins X Factor USA judges on stage 07512