Demi Lovato: Latin Grammys 2011 Performer!

Demi Lovato attends the 2011 Latin Grammy Awards held at the Mandalay Bay Resort & Casino on Thursday (November 10) in Las Vegas.

“So excited for today :),” the 19-year-old entertainer, wearing a dress with a plunging neckline, tweeted. “Bummed that my red hair didn’t stay very well.”

During the show, Demi hit the stage to perform “Solamente Tu” with Spanish singer Pablo Alboran.

Earlier this month, Demi was spotted kissing on-again boyfriend, Wilmer Valderrama, outside a private residence in L.A.

20+ pictures inside of Demi Lovato at the 2011 Latin Grammy Awards…