| Name | Character | Episodes |
|---|---|---|
| Johnny Logan | self | 3 |
| Chris De Burgh | self | 2 |
| Nicole | self | 2 |
| Thomas Anders | self | 1 |
| Engelbert Humperdinck | self | 1 |
| Bonnie Tyler | self | 1 |
| Nena | self | 1 |
| Daliah Lavi | self | 1 |
| Sarah Brightman | self | 1 |
| Heino | self | 1 |
| Jimmy Somerville | self | 1 |
| Björn Casapietra | self | 1 |
| Tony Christie | self | 1 |
| Bill Ramsey | self | 1 |