Writing great prog metal isn't easy, especially when it's for 60 musicians.
U2, Carly Simon, Joanna Newsom, Brian Wilson and Fiona Apple have all gone to Van Dyke Parks to make their songs exceptional.
The man who created Yacht Rock with "Sailing" wrote one of his biggest hits while on acid.
Our chat with Barney Hoskyns, who covers the wild years of Woodstock - the town, not the festival - in his book Small Town Talk.
The lead singer and pianist for Procol Harum, Gary talks about finding the musical ideas to match the words.
Nick made some of the biggest videos on MTV, including "The Final Countdown," "Heaven" and "Don't Know What You Got (Till It's Gone)."