by Scott Freiman
via CultureSonar
McCartney pulls off a difficult songwriting feat by placing the verses and the choruses in neighboring keys (the verses are in B and the choruses are in A). At the end of the song, McCartney writes a key change so that the final chorus is in B, bringing the song full circle. Yet, it’s in the verse that McCartney injects a magical chord that helps make “Penny Lane” a case study in great songwriting. I’ll let you in on McCartney’s secret in this video.
Read more: http://www.culturesonar.com/penny-lane/
Every Moment Has A Song 