I've been playing guitar for some time, and often when i do improvisation exercises, I hit notes which sound too tense to finish a run/lick/riff on. Kind of like having a sentence which no full stop. ...
In the song 'Respect' by Aretha Franklin which is a fairly simple progression in Bb major the saxophone solo part of the song seems to make a key change to the key of Em. I don't understand why this ...