Demi Lovato joins X Factor USA judges on stage 10013
Demi Lovato joins X Factor USA judges on stage 10014
Demi Lovato joins X Factor USA judges on stage 10015
Demi Lovato joins X Factor USA judges on stage 10016
Demi Lovato joins X Factor USA judges on stage 10017
Demi Lovato joins X Factor USA judges on stage 10018
Demi Lovato joins X Factor USA judges on stage 10019
Demi Lovato joins X Factor USA judges on stage 10020
Demi Lovato joins X Factor USA judges on stage 10021
Demi Lovato joins X Factor USA judges on stage 10022
Demi Lovato joins X Factor USA judges on stage 10023
Demi Lovato joins X Factor USA judges on stage 10024