The men of Sparks on their album Hippopotamus, and how Morrissey handled it when they suggested he lighten up.
When a song describes a wedding, it's rarely something to celebrate - with one big exception.
Gramm co-wrote this gorgeous ballad and delivered an inspired vocal, but the song was the beginning of the end of his time with Foreigner.
Elvis, Little Richard and Cheryl Cole have all sung about Teddy Bears, but there is also a terrifying Teddy song from 1932 and a touching trucker Teddy tune from 1976.
Martyn talks about producing Tina Turner, some Heaven 17 hits, and his work with the British Electric Foundation.
Tyler talks about his true love: songwriting. How he identifies the beauty in a melody and turns sorrow into art.
Ronnie Van Zant wrote the Lynyrd Skynyrd classic "Gimme Three Steps" after making the mistake of dancing with a girl whose boyfriend was in the bar and probably had a gun. He asked for a 3-step head start.
In 1939, a polka craze swept America thanks to "Beer Barrel Polka (Roll Out The Barrel)."
"Abracadabra" was inspired by Diana Ross and The Supremes. Steve Miller first met the girl group when they performed together on NBC's Hullabaloo in 1966, and he wrote the lyrics after spotting Diana Ross skiing in the mountains years later.
"Mr. Roboto" by Styx was written by their keyboard player, Dennis DeYoung, who used Japanese words and imagery to create an allegory about censorship.
Katy Perry named her fragrance "Killer Queen" after the 1974 Queen song.
Lil Wayne does an unlikely rap in a remix of the Joe Jonas song "Just In Love." The pair met at the 2008 MTV Video Music Awards.