Demi Lovato joins X Factor USA judges on stage 05025
Demi Lovato joins X Factor USA judges on stage 05026
Demi Lovato joins X Factor USA judges on stage 05027
Demi Lovato joins X Factor USA judges on stage 05028
Demi Lovato joins X Factor USA judges on stage 05029
Demi Lovato joins X Factor USA judges on stage 05030
Demi Lovato joins X Factor USA judges on stage 05031
Demi Lovato joins X Factor USA judges on stage 05032
Demi Lovato joins X Factor USA judges on stage 05033
Demi Lovato joins X Factor USA judges on stage 05034
Demi Lovato joins X Factor USA judges on stage 05035
Demi Lovato joins X Factor USA judges on stage 05036