 Although Adamski had his own following as a DJ and was enjoying success with his previous single "N-R-G", he was on a government scheme which paid his rent and allowed him £40 a week.Both Adamski and Seal were struck by the popularity of "Killer" following its release on 21 March 1990.The song went to the top of the UK charts, reached the top ten in many European countries, and sold strongly across the world.