2.  Gig = concert  Ax = your instrument  Head = melody section of a chart  Chart = song  Form – how music is organized

3.  Common Jazz Forms -  AABA  Blues ▪ I I I I ▪ IV IV I I ▪ V7 IV I I  Chord Progression – series of chords that form the harmony for a head and improvisation see above (commonly referred to as “the changes.”

4.  Chorus – 1 section of improvisation, usually 8, 12, 16, or 32 measures. A Chorus follows the Form of the Head. 1 chorus of the blues = 12 measures. 1 chorus of AABA = 32 measures.

5.  Ionian – Major scale  Be bop – 1, 2, 3, 4, 5, 6, b7, 7, 1  Mixolydian – 1, 2, 3, 4, 5, 6, b7, 1  Dorian – 1, 2, b3, 4, 5, 6, b7, 1  Blues – 1, b3, 4, b5, 5, b7, 1  Pentatonic – 1, 2, 3, 5, 6