Kooper produced Lynyrd Skynyrd, played with Dylan and the Stones, and formed BS&T.
The Brazilian rocker sees pictures in his riffs. When he came up with one of his gnarliest songs, there was a riot going on.
Scaramouch, a hoople and a superhero soundtrack - see if you can spot the real Queen stories.
Test your metal - Priest, Maiden, and Beavis and Butt-head show up in this one.
Long before Eminem, Justin Bieber and Nicki Minaj created alternate personas, David Bowie, Bono, Joni Mitchell and even Hank Williams took on characters.
Surprise exits, a catfight and some very memorable performances make our list of the most memorable Idol moments.