Even as a kid if I would come across something cool in the record store that would be how I found out about bands. It's kind of the same way these days. In a way even less because there are no record stores to go to anymore.
And of course Marc Cherry heightens it and makes it hilarious. But there's so many universal themes in the show and he made it so funny. We knew he was onto something if he could keep it up and thankfully he did.