Paul McCartney's favorite song that he wrote for someone else is Cilla Black's 1968 UK Top 10 hit, "Step Inside Love."
Otis Day And The Knights, the fictional band created to perform "Shout" in the movie Animal House, became a real band, performing the song at colleges and other venues.
The first rap song to make the Hot 100 was "Rapper's Delight" by The Sugarhill Gang in 1979. At the time, many considered rap a fad that would soon pass.
The guys from Chic wrote "Le Freak" as a message to a doorman who wouldn't let them into a club. Originally, it was "F--- Off."
Jay-Z did the rap on "Crazy In Love" at the last minute. He and Beyoncé had started dating and the Texan songstress asked him to get on the song the night before she had to turn in her album.
Shaggy wrote his swaggering hit "Boombastic" after learning what "shag" means in the UK.
In her days with The Runaways, Joan Jett saw The Arrows perform "I Love Rock And Roll," which Alan Merrill co-wrote - that story and much more from this glam rock pioneer.
With his X-wife Exene, John fronts the band X and writes their songs.
For songwriters, Johnny represents the American man. He has been angry, cool, magic, a rebel and, of course, marching home.
The longtime bassist of Earth, Wind & Fire discusses how his band came to do a holiday album, and offers insight into some of the greatest dance/soul tunes of all-time.
Elvis, Little Richard and Cheryl Cole have all sung about Teddy Bears, but there is also a terrifying Teddy song from 1932 and a touching trucker Teddy tune from 1976.
Phone booths are nearly extinct, but they provided storylines for some of the most profound songs of the pre-cell phone era.