The bands Yes, Genesis, Pink Floyd, Jethro Tull, Emerson Lake & Palmer, Rush, Asia, and Styx have sold, literally, hundreds of millions of albums.

And that's despite the fact that This Is Spinal Tap is a devastatingly accurate spoofing of, ya know... all those bands.

This hour: a look at the rise and fall of progressive rock.

Support the show: http://www.wnpr.org/donate

See omnystudio.com/listener for privacy information.