The emotional 'secret' harmony found in Sounds of Blackness's masterpiece "Optimistic" comes under the microscope in this carefully prepared analysis resource.

Included in this instant download:

• 2 Mp4 videos (22mins +) Jazzduets tutorials (in Gb and G), with full graphics that include grid analysis, 2 staff notation of chords and on screen piano keyboard display 
• Meticulous PDF that includes grid chords and 2 hand piano chords of the song in Gmajor and Gb major for you to refer to whilst watching the tutorials. Included are explanation notes
• Midi file - so you can play the chords in any key or tempo or use as a playalong.