Enjoy the powerful duet performance of the century! Christina Aguilera and Demi Lovato finally embarked their debut duet during the 2018 Billboard Awards for their new song, Fall In Line from Christina’s new album, Liberation. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Google+ (Opens in new window) 0 comment 0 Facebook Twitter Google + Pinterest Angelic previous post Christina Aguilera & Demi Lovato at 2018 Billboard Music Awards Backstage/Audience & Performance Photos next post Video: Christina Aguilera ft. Demi Lovato – Fall In Line Music Video You may also like Demi Lovato Watches Fan Covers On YouTube September 21, 2017 Watch it now! Demi Lovato performing LIVE From... January 26, 2018 Demi Lovato Performs During “Tell Me You Love... June 18, 2018 Demi Lovato Performs Tell Me You Love Me... March 3, 2018 Demi Lovato takes on the British test –... November 11, 2017 Demi Lovato performs at Barclays Center of Brooklyn... March 20, 2018 Demi Lovato – “Hitchhiker” Lyric Video October 19, 2017 Demi Lovato at American Airlines Advantage Mastercard card... February 11, 2018 Videos: Demi Lovato on Best.Cover.Ever November 21, 2017 Demi Lovato performs at Premios Telehit Awards in... November 10, 2017 Leave a Comment Cancel Reply Notify me of follow-up comments by email. Notify me of new posts by email.