Demi Lovato joins X Factor USA judges on stage 12501
Demi Lovato joins X Factor USA judges on stage 12502
Demi Lovato joins X Factor USA judges on stage 12503
Demi Lovato joins X Factor USA judges on stage 12504
Demi Lovato joins X Factor USA judges on stage 12505
Demi Lovato joins X Factor USA judges on stage 12506
Demi Lovato joins X Factor USA judges on stage 12507
Demi Lovato joins X Factor USA judges on stage 12508
Demi Lovato joins X Factor USA judges on stage 12509
Demi Lovato joins X Factor USA judges on stage 12510
Demi Lovato joins X Factor USA judges on stage 12511
Demi Lovato joins X Factor USA judges on stage 12512