The Barry Gibb-produced album garnered an international number one in "Chain Reaction" and a Top 20 selling album. It is believed Michael Finbarr Murphy, a distant cousin of Alan Murphy, guitarist for singer Kate Bush, Level 42 and others, played the guitar parts on "Chain Reaction". Michael was the producer for "Unknown Quantity", the backing vocalists featured on the "Chain Reaction" track, are also featured as Ross' backing singers in the track's video. There were four members of Unknown Quantity, however, only 3 were needed for the video.