I have called John by the name of Maestro for many years.
He has never minded the nickname because of his love of the piano.
Times are a changin'.
Since he has learned to play this song, he will henceforth be known as
I will never be able to play this song.
Because of the syncopation in the song, I would liken it to patting you head while rubbing your stomach.
Neither is a talent I possess.