Here's the set list: first you learn it — 3 quick hands-on cards. Then you prove it — 6 theory and 2 ear-training challenges. Every right answer adds a bar to tonight's song, Penthouse (F major, 🌊 Bossa Nova).
📝 Riff sheet
Put a simple triad on top of a dominant 7th and you get rich extensions: a D major triad over C7 adds the 9, ♯11 and 13.
Covers: Simple triads on top of dominant chords to create extensions (D/C7 = C13♯11). Turn your sound up.