Demi Lovato joins X Factor USA judges on stage 15001
Demi Lovato joins X Factor USA judges on stage 15002
Demi Lovato joins X Factor USA judges on stage 15003
Demi Lovato joins X Factor USA judges on stage 15004
Demi Lovato joins X Factor USA judges on stage 15005
Demi Lovato joins X Factor USA judges on stage 15006
Demi Lovato joins X Factor USA judges on stage 15007
Demi Lovato joins X Factor USA judges on stage 15008
Demi Lovato joins X Factor USA judges on stage 15009
Demi Lovato joins X Factor USA judges on stage 15010
Demi Lovato joins X Factor USA judges on stage 15011
Demi Lovato joins X Factor USA judges on stage 15012