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).
When he joined Guns N' Roses in 1990, Matt helped them craft an orchestral sound; his mezzo fortes and pianissimos are all over "November Rain."
How well do you know the 007 theme songs?
When he was asked to write a song for the Singles soundtrack, Mark thought the Seattle grunge scene was already overblown, so that's what he wrote about.
Kristian talks songwriting technique, like how the chorus should redefine the story, and how to write a song backwards.
Brian has unearthed outtakes by Fleetwood Mac, Aretha Franklin, Elvis Costello and hundreds of other artists for reissues. Here's how he does it.
Joni Mitchell wrote "Woodstock" - the most popular song about the festival - but didn't attend the event because she was booked on The Dick Cavett Show.
The Bryan Adams song "(Everything I Do) I Do It For You" was almost rejected for the movie Robin Hood: Prince Of Thieves because it didn't sound medieval enough.
ABBA's Bjorn Ulvaeus and Benny Andersson conceived "Dancing Queen" as a dance song with the working title "Boogaloo," drawing inspiration from the 1974 George McCrae disco hit "Rock Your Baby." Their manager Stig Anderson came up with the title "Dancing Queen."
Originally a chart-topper for Steve Lawrence in 1962 chart-topper, "Go Away Little Girl," became the first song of the rock era to be taken to #1 by two different artists when Donny Osmond's cover version also reached the summit in 1971.
Chris Rock appears on the Kanye West track "Blame Game."
In "I Walk The Line," Johnny Cash hums before each verse. He did this to get his pitch, as the song changes key several times.