Demi Lovato joins X Factor USA judges on stage 09981
Demi Lovato joins X Factor USA judges on stage 09982
Demi Lovato joins X Factor USA judges on stage 09983
Demi Lovato joins X Factor USA judges on stage 09984
Demi Lovato joins X Factor USA judges on stage 09985
Demi Lovato joins X Factor USA judges on stage 09986
Demi Lovato joins X Factor USA judges on stage 09987
Demi Lovato joins X Factor USA judges on stage 09988
Demi Lovato joins X Factor USA judges on stage 09989
Demi Lovato joins X Factor USA judges on stage 09990
Demi Lovato joins X Factor USA judges on stage 09991
Demi Lovato joins X Factor USA judges on stage 09992