"On The Floor" by Jennifer Lopez samples the 1989 song "Lambada," which you might remember is about "The Forbidden Dance."
It really was so easy for Linda Ronstadt to score a hit with her Buddy Holly cover of "It's So Easy." She would sometimes change the lyric to: "It's so easy to have a hit, all you have to do is recycle it."
Janet Jackson's "Alright" video features Cab Calloway and Cyd Charisse, stars of musicals she loved as a kid.
Kelly Rowland was the first Destiny's Child member to have a hit away from the group: her Nelly duet "Dilemma."
The Cure's "Lullaby" is based on a recurring nightmare frontman Robert Smith had as a child where he was eaten by a giant spider.
A Tribe Called Quest sampled the mellow groove of Lou Reed's 1972 classic "Walk On The Wild Side" on "Can I Kick It?" It fit their vibe, with Q-Tip and Phife Dawg trading lines about hanging out and having fun, the definition of "kickin' it."
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.
Was "Pearl" Eddie Vedder's grandmother, and did she really make a hallucinogenic jam? Did Journey have a contest to name the group? And what does KISS stand for anyway?
Songs that seem to glorify violence against women are often misinterpreted - but not always.
After studying in Paris with a famous composition teacher, Charles became the most successful writer of TV theme songs.
Medley looks back on "Unchained Melody" and "You've Lost That Lovin' Feelin'" - his huge hits from the '60s that were later revived in movies.
In 1986, a Stephen King novella was made into a movie, with a classic song serving as title, soundtrack and tone.