<P> During the album pop - up exhibition in New York City, Lovato revealed that the track was "really stuck" with her when she heard it for the first time . She explained, "At the time I was going through a breakup . It's about the vulnerability of coming out of a very serious relationship and having a tough time with it . It also at the same time calls out a big misconception with the line,' You ain't nobody' til you got somebody,' which again comes from that vulnerability with mixed emotions ." Lovato told the BBC the track was her favorite of the album, she later explained, "It said exactly what I was wanting to tell that person . I wanted to hear them tell me that they loved me ." </P> <P> Lovato published a black - and - white teaser on August 23, 2017, on social media, announcing the new album, with "Tell Me You Love Me" playing in the background . The clip shows Lovato singing the song in a studio, as it fades into the album artwork . It was released to radio as the album's second and final single from the album on November 14, 2017 . An official remix of the song by NOTD was released on December 15, 2017 . The second official remix of the song by American electronic musician Dave Audé was released on January 5, 2018 . On March 8, 2018, Lovato released a remix extended play, featuring the original version of the track, the two previous remixes, Spanglish and Spanish versions and a live acoustic performance . On March 23, 2018, the EP was re-released, and one remix of the song by Matrix & Futurebound was released . </P> <P> "Tell Me You Love Me" is written in the key of E ♭ minor with a tempo of 72 beats per minute in common time . The song follows a chord progression of E ♭ m--D ♭--C ♭, and Lovato's vocals span from A ♭ to G ♯ . </P> <P> Elias Leight of Rolling Stone called the song "a swelling ballad full of horns and handclaps". Mike Wass of Idolator described the song as "a fiery mid-tempo anthem". Jeff Benjamin of Fuse called the song a "booming ballad". Deepa Lakshmin of MTV News described Lovato's vocals as "sweeping". Raisa Bruner of Time described the song as a "lush and dramatic love song" that had "powerful hand - clap chorus and big horns". While reviewing the album, Jamieson Cox of Pitchfork described the song as "a desperate plea for affection that gradually morphs into a declaration of self - love". </P>

Demi lovato tell me you love me key