Placido Domingo
- 1981
Perhaps Love 
- Placido Domingo
(and John Denver) entered the UK charts on 13 December 1981, spent 9 weeks in the charts and reached number 46.- 1989
- 'til I Loved You - Placido Domingo
(and Jennifer Rush) entered the UK charts on 14 May 1989, spent 11 weeks in the charts and reached number 24.
- 1982
- Perhaps Love - Placido Domingo
(and John Denver) entered the US charts on 16 January 1982, spent 7 weeks in the charts and reached number 59.