Welcome back. This is a continuation of our exploration of chord progressions in songs, both diationic (one key) and chromatic (more than one color, of key). It starts with an example by The Beatles, ...

Altered chords are chords that have been changed by having the pitch of one or more notes in the chord sharpened or flattened by a semitone. Altering a chord in this way can have a big effect on its ...