Jay-Z's 2012 "Glory" features his daughter Blue Ivy Carter's cries and coos. At less than two days old, she became the youngest ever credited artist to feature on a Billboard chart when the song debuted on R&B/Hip-Hop Songs at #74.
Simon Rex from the TV show What I Like About You and Wilmer Valderrama from That 70s Show both appear in the LMFAO video for "Sexy and I Know It."
Paul McCartney wrote "Hey Jude" to comfort John Lennon's 5-year-old son Julian, whose parents were getting a divorce.
David Gilmour really was "Learning To Fly" when he co-wrote the Pink Floyd song - the aviation jargon came from his lessons.
"99 Luftballons" by Nena is about a Cold War scare when balloons showed up on radar and were mistaken as a nuclear threat.
"Centerfield" was the first song enshrined in the Major League Baseball Hall of Fame.
Roger reveals the songwriting formula Clive Davis told him, and if "Eight Miles High" is really about drugs.
When televangelists like Jimmy Swaggart took on rockers like Ozzy Osbourne and Metallica, the rockers retaliated. Bono could even be seen mocking the preachers.
The former Metallica bassist talks about his first time writing a song with James Hetfield, and how a hand-me-down iPad has changed his songwriting.
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."
If you can recall the days when MTV played videos, you know that there are lots of stories to tell. See if you can spot the real ones.
Iron Maiden, Adele, Toto, Eminem and Earth, Wind & Fire are just some of the artists with songs directly inspired by movies - and not always good ones.
