Karl Otto

- Diana: Highlights, Pt. 1
- Masterpieces of Operetta, Vol. 8: Die Försterchristel, Diana, Banditenstreiche & Schwarzwaldmädel (Highlights) · 2018
- Malinconia E Nostalgia
- Italo Disco Legends presented by Joey Mauro · 2024
- Turbo (joeymauro and robertocarlotto)
- Italo Disco Legends presented by Joey Mauro · 2024
- Electric Love
- Italo Disco Legends presented by Joey Mauro · 2024
- Diana: Highlights, Pt. 3
- Masterpieces of Operetta, Vol. 8: Die Försterchristel, Diana, Banditenstreiche & Schwarzwaldmädel (Highlights) · 2018
- Diana: Highlights, Pt. 2
- Masterpieces of Operetta, Vol. 8: Die Försterchristel, Diana, Banditenstreiche & Schwarzwaldmädel (Highlights) · 2018
- Come Into My Dream (Moog Version)
- Italo Disco Legends presented by Joey Mauro · 2014
- Come Into My Dream (Piano Version)
- Italo Disco Legends presented by Joey Mauro · 2014
- Broken Emotions
- Italo Disco Legends presented by Joey Mauro · 2014

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