Randy Bachman on the secret of the magical mystery (mystical) chord

As Leonard Cohen once mentioned (in "Hallelujah"):

I've heard there was a secret chordThat David played, and it pleased the Lord

TheWho's "Lifehouse"  was in large part about finding that secret, mystical chord "There once was a note..."

So...here's Randy Bachman "demistifying" the Beatles' magical mystery chord from "Hard Day's Night":