No, I don't mean Led Zepplin... although I wouldn't count them out.
I'm talking about bands inspired by the literary world of Harry Potter created by J.K. Rowling. It all started, I believe, with Harry and the Potters . Kind of snowballed from there. Harry and the Potters, along with Draco and the Malfoys (and perhaps others), are touring libraries across the USA to promote reading. Rather cool. If a little strange. Sometimes strange is cool.
Here's a partial list (yep, there are more!) of wizard rock bands on MySpace: