Brian has unearthed outtakes by Fleetwood Mac, Aretha Franklin, Elvis Costello and hundreds of other artists for reissues. Here's how he does it.
As Procol Harum's lyricist, Keith wrote the words to "A Whiter Shade Of Pale." We delve into that song and find out how you can form a band when you don't sing or play an instrument.
Switchfoot's frontman and main songwriter on what inspires the songs and how he got the freedom to say exactly what he means.
Billie Jean, Delilah, Sara, Laura and Sharona - do you know who the girls in the songs really are?
It started with a bouncy MTV classic. Nirvana and MCR made them scary, then Gwen, Avril and Madonna put on the pom poms.
Tom talks about the evolution of Cinderella's songs through their first three albums, and how he writes as a solo artist.
John Legend wrote "All Of Me" about his fiancée Chrissy Teigen. He sang it to her at their wedding ceremony in Como, Italy.
To the younger crowd, "A Little Less Conversation" is one of the most popular Elvis Presley songs. Peaking at #50 when it was released in 1968, it got new life in the '00s when it was used in the movies Lilo And Stitch and Ocean's Eleven.
McCartney wrote his duet with Stevie Wonder, "Ebony and Ivory," after a marital tiff with Linda. He told Mojo magazine : "It was like, 'Why can't we get it together- our piano can.'"
Madonna wrote a song called "Love Won't Wait" that she didn't want, but became a UK #1 hit for Gary Barlow.
A guy Jewel fell for when she was 16 inspired her hit "Foolish Games."
Weird Al Yankovic proposed a parody of "Black Or White" called "Snack All Night," but Michael Jackson asked him not to.