Demi Lovato 'The X Factor' Season 3 Live Performance of 'Neon Lights', Watch Here (VIDEO)

Demi Lovato usually sits back and judges other singers on "The X Factor" singing competition show on FOX. 

But on Thanksgiving night, 21 year-old music star took over the stage herself singing her new hit single "Neon Lights". 

"Neon Lights" is Demi's third single off of her latest album that released back in May. Lovato is also getting back into acting joining the cast of "Glee" this season on FOX. 

What did you think of Demi's performance on "The X Factor"?