On October 24, 2021, the song "家乡月正圆（对唱版）" was released by 刘俊, 于丽. With this song being around four minutes long, at 4:16, the duration of this song is pretty average compared to other songs. This track is safe for children and doesn't appear to contain any foul language, since the "Explicit" tag was not present in this track.