Half Of My Heart (Album Version) Lyrics
| Song | Half Of My Heart (Album Version) |
| Artist | John Mayer |
| Artist | Taylor Swift |
| Album | Promo Only: Mainstream Club, June 2010 |
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| Song | Half Of My Heart (Album Version) |
| Artist | John Mayer |
| Artist | Taylor Swift |
| Album | Promo Only: Mainstream Club, June 2010 |