Demi Lovato joins X Factor USA judges on stage 20537
Demi Lovato joins X Factor USA judges on stage 20538
Demi Lovato joins X Factor USA judges on stage 20539
Demi Lovato joins X Factor USA judges on stage 20540
Demi Lovato joins X Factor USA judges on stage 20541
Demi Lovato joins X Factor USA judges on stage 20542
Demi Lovato joins X Factor USA judges on stage 20543
Demi Lovato joins X Factor USA judges on stage 20544
Demi Lovato joins X Factor USA judges on stage 20545
Demi Lovato joins X Factor USA judges on stage 20546
Demi Lovato joins X Factor USA judges on stage 20547
Demi Lovato joins X Factor USA judges on stage 20548