Greg talks about writing songs of "universal truth" for King Crimson and ELP, and tells us about his most memorable stage moment (it involves fireworks).
Ozzy, Guns N' Roses, Judas Priest and even Michael Bolton show up in this Classic Metal quiz.
The man who created Yacht Rock with "Sailing" wrote one of his biggest hits while on acid.
Shows like Dawson's Creek, Grey's Anatomy and Buffy the Vampire Slayer changed the way songs were heard on TV, and produced some hits in the process.
Have you got the smarts to know which of these graduation song stories are real?
"Mony Mony." "Crimson and Clover." "Draggin' The Line." The hits kept coming for Tommy James, and in a plot line fit for a movie, his record company was controlled by the mafia.