Demi Lovato joins X Factor USA judges on stage 11501
Demi Lovato joins X Factor USA judges on stage 11502
Demi Lovato joins X Factor USA judges on stage 11503
Demi Lovato joins X Factor USA judges on stage 11504
Demi Lovato joins X Factor USA judges on stage 11505
Demi Lovato joins X Factor USA judges on stage 11506
Demi Lovato joins X Factor USA judges on stage 11507
Demi Lovato joins X Factor USA judges on stage 11508
Demi Lovato joins X Factor USA judges on stage 11509
Demi Lovato joins X Factor USA judges on stage 11510
Demi Lovato joins X Factor USA judges on stage 11511
Demi Lovato joins X Factor USA judges on stage 11512