Demi Lovato joins X Factor USA judges on stage 03969
Demi Lovato joins X Factor USA judges on stage 03970
Demi Lovato joins X Factor USA judges on stage 03971
Demi Lovato joins X Factor USA judges on stage 03972
Demi Lovato joins X Factor USA judges on stage 03973
Demi Lovato joins X Factor USA judges on stage 03974
Demi Lovato joins X Factor USA judges on stage 03975
Demi Lovato joins X Factor USA judges on stage 03976
Demi Lovato joins X Factor USA judges on stage 03977
Demi Lovato joins X Factor USA judges on stage 03978
Demi Lovato joins X Factor USA judges on stage 03979
Demi Lovato joins X Factor USA judges on stage 03980