"Head Over Heels" by The Go-Go's is a metaphor for how things were getting out of control for the band; they broke up a year later.
"Bad, Bad Leroy Brown" is about a guy Jim Croce met in the National Guard, which Jim joined to keep him out of Vietnam. Leroy went AWOL, but got caught when he tried to pick up his paycheck.
Lady Gaga's "Bad Romance" includes both gibberish ("Roma Roma-ma") and French ("Je veux ton amour et je veux ta revanche") in the lyrics. The French part translates to: "I want your love and I want your revenge."
"Take Me Home Country Roads" is set in West Virginia, but John Denver had never been there when he recorded the song. The country roads represent a sense of belonging.
A live, stripped-down version of "Flying Without Wings" by the Irish boy band Westlife was the first #1 on the Official UK Download Chart. It was recorded in May 1994 at The Globe, Stockholm.
Ellie Goulding's hit single "Burn" was originally demoed by Leona Lewis for her 2011 Glassheart album. She scrapped the tune when the project was retooled to include more ballads.
Collaborating with T Bone Burnett, Leslie Phillips changed her name and left her Christian label behind - Robert Plant, who recorded one of her songs on Raising Sand, is a fan.
The Celtic music maker Loreena McKennitt on finding musical inspiration, the "New Age" label, and working on the movie Tinker Bell.
U2, Carly Simon, Joanna Newsom, Brian Wilson and Fiona Apple have all gone to Van Dyke Parks to make their songs exceptional.
The Red Hot Chili Peppers have some rather unusual song titles - see if you can spot the real ones.
On Glen's résumé: hit songwriter, Facebook dominator, and member of Styx.
Faith No More's bassist, Billy Gould, chats to us about his two new experimental projects, The Talking Book and House of Hayduk, and also shares some stories from the FNM days.