Demi Lovato joins X Factor USA judges on stage 17001
Demi Lovato joins X Factor USA judges on stage 17002
Demi Lovato joins X Factor USA judges on stage 17003
Demi Lovato joins X Factor USA judges on stage 17004
Demi Lovato joins X Factor USA judges on stage 17005
Demi Lovato joins X Factor USA judges on stage 17006
Demi Lovato joins X Factor USA judges on stage 17007
Demi Lovato joins X Factor USA judges on stage 17008
Demi Lovato joins X Factor USA judges on stage 17009
Demi Lovato joins X Factor USA judges on stage 17010
Demi Lovato joins X Factor USA judges on stage 17011
Demi Lovato joins X Factor USA judges on stage 17012