Demi Lovatohas clashed with US celebrity blogger Perez Hilton on Twitter over Lindsay Lohan's recent arrest.
The X Factor USAjudge leapt to LiLo's defence after Perez referenced [uuid=f79cb837-4102-4130-8921-ceedcab423b9]The Wantedstar Max George.

[uuid=85529649-1c17-44a4-a607-42d73cd4429f]SEE PICS OF DEMI LOVATO IN MTV'S GALLERY HERE[/uuid]

[uuid=e0320f6a-a794-4aa9-b71d-0e6e345272b0]SEE MORE PICS OF LILO HERE![/uuid]