Blank and Jones feat. Anne Clark feat. Anne Clark
4:17
2002 The Mix Volume One - CD1 (club14185806) – Blank and Jones Feat.Anne Clark - The Hardest Heart (Original Mix)
3:22
Bj rn Akesson vs. Blank and Jones feat. Anne Clark – The Hardest Space (Oscar Ortiz Radio Edit)
4:35
2003 Relax Edition One (CD1 Sun) - Blank and Jones (club14185806) – The Hardest Heart (with Anne Clark)
2:32