Demi Lovato joins X Factor USA judges on stage 01037
Demi Lovato joins X Factor USA judges on stage 01038
Demi Lovato joins X Factor USA judges on stage 01039
Demi Lovato joins X Factor USA judges on stage 01040
Demi Lovato joins X Factor USA judges on stage 01041
Demi Lovato joins X Factor USA judges on stage 01042
Demi Lovato joins X Factor USA judges on stage 01043
Demi Lovato joins X Factor USA judges on stage 01044
Demi Lovato joins X Factor USA judges on stage 01045
Demi Lovato joins X Factor USA judges on stage 01046
Demi Lovato joins X Factor USA judges on stage 01047
Demi Lovato joins X Factor USA judges on stage 01048