| Artist | : | Christina Perri - Jar of Hearts (Lyrics) 🎤 Harmony Tutorial ~ Learn Harmony Singing with Robert Lee |
| Title | : | Learn Vocal Harmony |
| Duration | : | 166 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |
| Artist | : | Christina Perri - Jar of Hearts (Lyrics) 🎤 Harmony Tutorial ~ Learn Harmony Singing with Robert Lee |
| Title | : | Learn Vocal Harmony |
| Duration | : | 166 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |