Track 1: Don't Know Why TTBB - Balanced Voices - arr. Dan Wessler-1

Track 2: Don't Know Why TTBB - Baritone Muted - arr. Dan Wessler-1

Track 3: Don't Know Why TTBB - Baritone Predominant - arr. Dan Wessler-1

Track 4: Don't Know Why TTBB - Bass Muted - arr. Dan Wessler-1

Track 5: Don't Know Why TTBB - Bass Predominant - arr. Dan Wessler-1

Track 6: Don't Know Why TTBB - Lead Muted - arr. Dan Wessler-1

Track 7: Don't Know Why TTBB - Lead Predominant - arr. Dan Wessler-1

Track 8: Don't Know Why TTBB - Tenor Muted - arr. Dan Wessler-1

Track 9: Don't Know Why TTBB - Tenor Predominant - arr. Dan Wessler-1