Paul McCartney's favorite song that he wrote for someone else is Cilla Black's 1968 UK Top 10 hit, "Step Inside Love."
"Mickey" by Toni Basil was originally a song called "Kitty" by a male group. She picked the new name after Micky Dolenz of The Monkees.
The disco song "Good Tmes" by Chic was a huge influence on early rap, providing the bassline for "Rapper's Delight."
Mark Ronson's "Uptown Funk" was the first US chart-topper to include the word "funk" in the title.
Pete Townshend wrote the lyrics for "My Generation" during a train ride from London to Southampton on his 20th birthday.
The "Don't Stop Believin'" resurgence started when the Journey song was used in a roller skating scene of the 2003 movie Monster.
They sang about pink torpedoes and rocking you tonight tonight, but some real lyrics are just as ridiculous. See if you can tell which lyrics are real and which are Spinal Tap in this lyrics quiz.
Are classic songs like "Over The Rainbow" and "Take Me Out to the Ballgame" in the public domain?
The Scorpions and UFO guitarist is also a very prolific songwriter - he explains how he writes with his various groups, and why he was so keen to get out of Germany and into England.
Tyler talks about his true love: songwriting. How he identifies the beauty in a melody and turns sorrow into art.
Does he have beef with Gaga? Is he Sean Lennon's godfather? See if you can tell fact from fiction in the Elton John edition.
The Brazilian rocker sees pictures in his riffs. When he came up with one of his gnarliest songs, there was a riot going on.
