Gregorian is a German band headed by Frank Peterson that performs Gregorian chant-inspired versions of modern pop and rock songs. The band features both vocal harmony and instrumental accompaniment.
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Consigue la discografía: 
| Play | Banda sonora | Película/Serie | Tipo | Consigue la canción | |
|---|---|---|---|---|---|
| Eden | Sarah Brightman: Diva - The Video Collection | intérprete |
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| Join Me | Mulatschag | intérprete |
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