Demi Lovato joins X Factor USA judges on stage 18001
Demi Lovato joins X Factor USA judges on stage 18002
Demi Lovato joins X Factor USA judges on stage 18003
Demi Lovato joins X Factor USA judges on stage 18004
Demi Lovato joins X Factor USA judges on stage 18005
Demi Lovato joins X Factor USA judges on stage 18006
Demi Lovato joins X Factor USA judges on stage 18007
Demi Lovato joins X Factor USA judges on stage 18008
Demi Lovato joins X Factor USA judges on stage 18009
Demi Lovato joins X Factor USA judges on stage 18010
Demi Lovato joins X Factor USA judges on stage 18011
Demi Lovato joins X Factor USA judges on stage 18012