"Immortality" by Celine Dion is an emotional ballad typically performed in the key of C major. Originally written by the Bee Gees, the song was recorded as a duet with Dion and the Bee Gees for Dion's album "Let's Talk About Love" in 1997. Known for her powerful vocals, Dion's rendition of "Immortality" showcases her ability to convey deep emotion and vulnerability. Interestingly, the song's haunting melody and poignant lyrics explore themes of love, loss, and the enduring nature of memory, resonating with listeners worldwide. With its stirring orchestration and heartfelt performance, "Immortality" has become a cherished ballad in Dion's repertoire.