VIDEO: Demi Lovato Gives Emotional Performance of 'Stone Cold' on IDOL

On last night's AMERICAN IDOL, Demi Lovato gave an emotional performance of her new single, "Stone Cold". Check it out in full below!

On last night's AMERICAN IDOL, the Top Eight finalists were announced, including MacKenzie Bourg, Trent Harmon, Lee Jean, Tristan McIntosh, Dalton Rapattoni, La'Porsha Renae, Sonika Vaid and Avalon Young. Ryan Seacrest revealed that Gianna Isabella, Olivia Rox and Avalon Young were the three finalists who received the fewest votes. Judges Jennifer Lopez, Harry Connick, Jr and Keith Urban determined that Young would be saved, leaving Isabella and Rox to be eliminated.

Next week, Thursday, March 10 (8:00-10:00 PM ET live /PT tape-delayed), two more finalists will be eliminated and the Top Six will sing the AMERICAN IDOL Songbook, featuring the most-performed songs from past seasons of AMERICAN IDOL.

Viewers at home have five ways to vote for their favorite singer, including the SuperVote® Online at www.americanidol.com/vote; SuperVote® on the FOX NOW® App; Google Search Voting; Text Vote (SMS); and Toll-free Voting. All voting rules and frequently asked questions are available on http://www.americanidol.com/voting-faq.