The video for Iggy Azalea's "Fancy" pays homage to the classic 1995 film Clueless with the rapper playing Cher and featured singer Charli XCX portraying Tai. It was filmed at some of the same locations used in the movie.
Kenny Loggins co-wrote the Doobie Brothers hit "What a Fool Believes," which is about a guy who just can't accept that an affair from long ago was meaningless to her.
"Brad Paisley's "River Bank" was inspired by his childhood growing up 500 yards from the Ohio River.
Jean-Claude Van Damme was an extra in the video for Ollie & Jerry's "Breakin'... There's No Stopping Us." He can be seen at point dancing in the background.
The Ozzy Osbourne song "Mr. Crowley" is about Aleister Crowley, a British practitioner of dark magic in the early 1900s.
A gospel choir appears in Sam Smith's "Stay With Me" video, but the vocals on the song are all Smith - about 20 tracks of his voice were used to make him sound like a chorus.
Test your metal - Priest, Maiden, and Beavis and Butt-head show up in this one.
Billie Jean, Delilah, Sara, Laura and Sharona - do you know who the girls in the songs really are?
The lead singer of Everclear, Art is also their primary songwriter.
A founding member of the band War, Harold gives a first-person account of one of the most important periods in music history.
One of the most popular classical vocalists in the land is lining up a trip to space, which is the inspiration for many of her songs.
Jon Fratelli talks about the band's third album, and the five-year break leading up to it.