At the end of the Doors song "Touch Me," Jim Morrison chants, "Stronger than dirt!" The line is from an Ajax commercial where a white knight rides around destroying dirt.
Eddie Van Halen played the guitar solo on "Beat It" as a favor to Quincy Jones, who produced the album.
The inspiration for Gordon Lightfoot's "Sundown" came when he was worrying about his girlfriend, who was out at bars all day while he was home writing songs.
John Legend wrote "All Of Me" about his fiancée Chrissy Teigen. He sang it to her at their wedding ceremony in Como, Italy.
After Gwen Stefani and Gavin Rossdale coupled up in 1996, Rossdale's Bush bandmates referred to their hit song "Everything Zen" as "Everything Gwen."
Baseball Hall-of-Famer Phil Rizzuto is the announcer on Meat Loaf's "Paradise By the Dashboard Light." Rizzuto used to broadcast games for his former team, the Yankees.
A founding member of the band War, Harold gives a first-person account of one of the most important periods in music history.
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.
Katy Perry mentions McDonald's, Beyoncé calls out Red Lobster, and Supertramp shouts out Taco Bell - we found the 10 restaurants most often mentioned in songs.
You may not recognize his name, but you will certainly recognize Peter Lord's songs. He wrote the bevy of hits from Paula Abdul's second album, Spellbound.
Starting in Virginia City, Nevada and rippling out to the Haight-Ashbury, LSD reshaped popular music.
Jon Anderson breaks down the Yes classic "Seen All Good People" and talks about his 1000 Hands album, which features Chick Corea, Rick Derringer, Ian Anderson, and many other luminaries.