Demi Lovato joins X Factor USA judges on stage 23501
Demi Lovato joins X Factor USA judges on stage 23502
Demi Lovato joins X Factor USA judges on stage 23503
Demi Lovato joins X Factor USA judges on stage 23504
Demi Lovato joins X Factor USA judges on stage 23505
Demi Lovato joins X Factor USA judges on stage 23506
Demi Lovato joins X Factor USA judges on stage 23507
Demi Lovato joins X Factor USA judges on stage 23508
Demi Lovato joins X Factor USA judges on stage 23509
Demi Lovato joins X Factor USA judges on stage 23510
Demi Lovato joins X Factor USA judges on stage 23511
Demi Lovato joins X Factor USA judges on stage 23512