Complex sentence: "Heart Attack" was one of two new songs recorded for the 1982 (Double Platinum) greatest hits package titled "Olivia's Greatest Hits Vol.2" the song was the first single released from the album.
Split into simpler sentences: Heart Attack was one of two new songs recorded for the 1982 (Double Platinum) greatest hits package titled "Olivia's Greatest Hits Vol.2". The song was the first single released from the album.