How the 20-Week Abortion Ban Would Hurt Teen Girls Olivia did not hesitate at the chance to show her love for the“Up” UK up-and-comer Delilah Montagu has a haunting voice that smoothly blends into folky pop jams. A talented songwriter, the 21-year-old dropped a new single for “Version of Me," a cathartic ballad about mental health and other personal topics. “I am so proud of the video," Delilah tellsTeen Vogue Joe Jonas's brother Nick and his tourmate, Demi Lovato, were both singing along from the audience, which is as good an endorsement as anyone can get. (Nick even pulled out his phone to record video!) As for the performance itself? Joe jumped into the audience to clown around with those in attendance at the T-Mobile Arena in Las Vegas. They said on the red carpet that they were retiring the song from the award show circuit as they focus on their new single, "Toothbrush," and this was definitely one way to go out with a bang.Related: