Demi Lovato joins X Factor USA judges on stage 20501
Demi Lovato joins X Factor USA judges on stage 20502
Demi Lovato joins X Factor USA judges on stage 20503
Demi Lovato joins X Factor USA judges on stage 20504
Demi Lovato joins X Factor USA judges on stage 20505
Demi Lovato joins X Factor USA judges on stage 20506
Demi Lovato joins X Factor USA judges on stage 20507
Demi Lovato joins X Factor USA judges on stage 20508
Demi Lovato joins X Factor USA judges on stage 20509
Demi Lovato joins X Factor USA judges on stage 20510
Demi Lovato joins X Factor USA judges on stage 20511
Demi Lovato joins X Factor USA judges on stage 20512