19 TRACKS: 1) Concentration 2) Concentration Version Three 3) Silhouettes 4) Wichita Lineman 5) Musical Heatwave 6) He Can"t Spell 7) I Didn"t Know 8) I Didn"t Know Version Three 9) How Could I Let You Get Away 10) Lips Of Wine 11) Let Me Down Easy 12) Changing Times 13) Bonus Tracks: Dennis Brown & The Crystalites - Concentration Version 2 14) Dennis Brown & The Crystalites - Silhouettes Version 15) Big Youth - Dock Of The Bay 16) Augustus Pablo & Crystalites - Bass & Drum Version 17) Dennis Brown & The Crystalites - Acid Version 18) Crystalites - Isic (Means Music) 19) Crystalites - Changing Times Version