Listen to Mellow Horizons at Sundown online. Mellow Horizons at Sundown is an Instrumental language song and is sung by Weekday Assemble. Mellow Horizons at Sundown, from the album お洒落なラウンジで流れるジャズBGM, was released in the year 2024. The duration of the song is 1:27. Download Instrumental songs online from JioSaavn.