The kid in Madonna's "Open Your Heart" video became a successful songwriter. His songs include Amy Winehouse's "You Sent Me Flying" and James Blunt's "1973."
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.
"Paranoid" reflects a feeling Black Sabbath bass player Geezer Butler often felt after using drugs.
The comedian Steve Martin had a hit in 1978 with "King Tut." The Nitty Gritty Dirt Band, who Martin would open for on tour, were his backing band on the song.
Richard Harris, who played Professor Dumbledore in the first two Harry Potter movies, had a hit in 1968 with "MacArthur Park."
"In The Air Tonight" by Phil Collins was revived when it was used in the first episode of Miami Vice, three years after it was released.
The stories behind the biggest hit songs about trucking.
Does Angus really drink himself silly? Did their name come from a sewing machine? See if you can spot the real stories about AC/DC.
From "Some Day My Prince Will Come" to "Let It Go" - how Disney princess songs (and the women who sing them) have evolved.
Richie talks about the impact of "Amazed," and how his 4-year-old son inspired another Lonestar hit.
A top country songwriter, Barry talks about writing hits for Little Big Town, Tim McGraw and Jason Aldean.
As a 5-year-old, Brandi was writing lyrics to instrumental versions lullabies. She still puts her heart into her songs, including the one Elton John sings on.