Demi Lovato joins X Factor USA judges on stage 03001
Demi Lovato joins X Factor USA judges on stage 03002
Demi Lovato joins X Factor USA judges on stage 03003
Demi Lovato joins X Factor USA judges on stage 03004
Demi Lovato joins X Factor USA judges on stage 03005
Demi Lovato joins X Factor USA judges on stage 03006
Demi Lovato joins X Factor USA judges on stage 03007
Demi Lovato joins X Factor USA judges on stage 03008
Demi Lovato joins X Factor USA judges on stage 03009
Demi Lovato joins X Factor USA judges on stage 03010
Demi Lovato joins X Factor USA judges on stage 03011
Demi Lovato joins X Factor USA judges on stage 03012