Here's Lenny leading the team in this Allegro con brio— he may have been philandering, PC, emotionally-unstable cock-sucker in private but there's no sloppy instability on stage!
Some orchestras now have blind auditions, so that the candidate performs behind a screen. Ostensibly this ensures that the performer's sex and race are unknown to the persons judging him or her.
There's a great deal of delicious sonic diversity in this—
You can hear the warmth of the sun kick in around the 3 minute mark—
Not many people know that JS Bach experimented with Jazz... but that was 300 years ago