The duet speaks in the infinite but tragic enjoy involving Chang'e and Houyi, who will be according to the Chinese myth in the moon goddess, upon which the film relies on. Among lots of artists which have recorded variations of "Always and Forever" is the American R&B vocal team Whistle, https://remingtonwdgjl.thelateblog.com/37584105/not-known-facts-about-always-and-forever-mine