The Black Eyed Peas shot the video for "Just Can't Get Enough" just a week before the 2011 earthquake in Japan.
George Harrison's 1971 song "Bangla Desh" was the first major charity single. It was part of a concert held to bring relief to the people of Bangladesh, who were fighting for independence and suffering from a famine.
Lou Reed's 11-minute "Street Hassle" features a spoken part by Bruce Springsteen.
When the Christian band DC Talk covered Nirvana's "All Apologies" at concerts, they would change the line "Everyone is gay" to "Jesus is the Way."
"Constant Craving" by k.d. lang deals with principles of Buddhism, including the cycles of birth and death.
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."
Kiss is the subject of many outlandish rumors - some of which happen to be true. See if you can spot the fakes.
Cain talks about the divine inspirations for "Don't Stop Believin'" and "Faithfully."
Some album art was at least "inspired" by others. A look at some very similar covers.
Chris tells the story of "Wicked Game," talks milkshakes and moonpies at Sun Records, and explains why women always get their way.
Did Al play on a Beach Boys record? Did he have beef with George Lucas and Coolio? See if you can spot weird but true stories.
Our chat with Barney Hoskyns, who covers the wild years of Woodstock - the town, not the festival - in his book Small Town Talk.