Sofa

https://www.youtube.com/watch?v=eKiogA4nXoI

https://www.youtube.com/watch?v=fdhcVXEMxt4

 Frank Zappa tried to use music to teach society to be better, which is kind of like trying to train an elephant with a cattail.  It might notice, and it might just step on you for your trouble.  Still, the music was amazing.