Singer Josh Groban traces his ancestry to Germany and discovers a relative who was a deacon, music teacher and well-known astronomer.
| Title | Josh Groban |
|---|---|
| Genres | Documentary Reality |
| Release Date | 2015-03-15 |
| Episode Runtime | 00 Hours 42 Minutes |
| Season Number | 6 |
| Episode Number | 2 |
| Production Companies | Is or Isn't Entertainment, Wall to Wall |
No cast information available.
