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Dänemark| Label: | Epic EPC 675740 1 |
| Genre: | Rock, Pop |
| Style: | Soft Rock, Pop Rock |
| Format: | CD (Single) |
| 1 | Heavy On My Heart » Bass: Lance Morrison » Drums: Matt Laug » Engineer [Assistant]: Anthony Kilhoffer, JD Andrews, Jeff Burns, Tom Sweeney » Engineer [Mixing Assistant]: Keith Armstrong » Guitar [Guitars]: Michael Landau, Tim Pierce » Keyboards: Glen Ballard, Randy Kerber » Mixed By: Chris Lord-Alge » Producer: Billymann, Glen Ballard » Producer [Vocals]: Billymann » Recorded By: Bill Malina » Recorded By [Vocals]: Mike Fennel » Written-By: Anastacia, Billy Mann | 4:27 |
| 2 | Underground Army » Backing Vocals: Anne Preven » Engineer, Performer [All Instruments]: Scott Cutler » Guitar [Additional Guitars]: Dave Levitta » Mastered By: Ted Jensen » Mixed By: Mark Endert » Producer, Written-By: Anne Preven, Scott Cutler | 4:15 |
| Label: | Epic 675840 2 |
| Genre: | Non-Music, Pop, Rock |
| Style: | Soft Rock, Pop Rock, Spoken Word |
| Format: | CD (Maxi-Single , Enhanced) |
| 1 | Heavy On My Heart » Producer: Billy Mann, Glenn Ballard » Written-By: Anastacia, Billy Mann | 4:27 |
| 2 | Underground Army » Producer: Anne Preven, Scott Cutler » Written-By: Anne Preven, Scott Cutler | 4:15 |
| 3 | Trop Lourd Dans Mon Coeur » Adapted By: Lionel Florence » Producer: Billy Mann, Glenn Ballard » Written-By: Anastacia, Billy Mann | 4:27 |
| 4 | Special Thanks (Spoken Word) | 1:30 |
| Video | Heavy On My Heart » Other [Video Producer]: Ronald Vietz » Producer: Glenn Ballard | 4:27 |
| Label: | Epic EPC 675740 3 |
| Genre: | Electronic |
| Style: | Downtempo |
| Format: | CD (Single , Mini) |
| 1 | Heavy On My Heart » Producer: Billy Mann, Glen Ballard » Written-By: Anastacia, Billy Mann | 4:27 |
| 2 | Underground Army » Producer: Anne Preven, Scott Cutler » Written-By: Anne Preven, Scott Cutler | 4:15 |
| Label: | Daylight EPC 675740 2 |
| Genre: | Non-Music, Pop, Rock |
| Style: | Soft Rock, Pop Rock, Spoken Word |
| Format: | CD (Maxi-Single , Enhanced) |
| 1 | Heavy On My Heart » Producer: Billy Mann, Glenn Ballard » Written-By: Anastacia, Billy Mann | 4:27 |
| 2 | Underground Army » Producer: Anne Preven, Scott Cutler » Written-By: Anne Preven, Scott Cutler | 4:15 |
| 3 | Trop Lourd Dans Mon Coeur » Adapted By: Lionel Florence » Producer: Billy Mann, Glenn Ballard » Written-By: Anastacia, Billy Mann | 4:27 |
| 4 | Special Thanks (Spoken Word) | 1:30 |
| Video | Heavy On My Heart » Film Producer: Ronald Vietz » Producer: Glenn Ballard | 4:27 |
| Label: | Daylight none |
| Genre: | Electronic |
| Style: | House, Downtempo |
| Format: | CD (Single , Promo) |
| 1 | Heavy On My Heart | |
| 2 | Underground Army |
| Label: | Daylight |
| Genre: | Electronic |
| Style: | House, Downtempo |
| Format: | CD (Single , Promo) |
| 1 | Heavy On My Heart | 4:27 |
| Label: | Sony BMG none |
| Genre: | Pop |
| Format: | CDr (Single , Promo) |
| 1 | Heavy On My Heart |
