“Straight Ahead Blues” is a fun song to play along with. Each of the “Play The Blues!” Series utilize the same 12 Bar Blues Chord Progression:(1 - 4 - 1 - 1 - 4 - 4 - 1 - 1 - 5 - 4 - 1 - 1)Most musicians know the chord changes, so you can play with these jazz, rock or blues bands in the series. This Blues song is in the key of Bb Concert and has a total of 12 choruses. For Bb Instruments: Trumpets, Clarinets, Tenor SaxophoneSome MAGIC notes to play around with are A, C, D for Bb InstrumentsIn 12 Bar Blues, The 1 Chord is ‘C Chord’ - notes C,E, G In 12 Bar Blues, The 4 Chord is ‘F Chord’ - notes F, A, C In 12 Bar Blues, The 5 Chord is ‘G Chord’ - notes G, B, DFor Bb Concert Pitch Instruments: Piano, Guitar, Bass, Trombone, Flute, OboeSome MAGIC notes to play around with are G, Bb, C for Concert Pitch InstrumentsIn 12 Bar Blues, The 1 Chord is ‘Bb Chord’ - notes Bb, D, F In 12 Bar Blues, The 4 Chord is ‘Eb Chord’ - notes Eb, G, Bb In 12 Bar Blues, The 5 Chord is ‘F Chord’ - notes F, A, C