Zayn's "Pillowtalk" reached #1 on the Hot 100, something his former One Direction bandmates never achieved.
Kung Fu was big in 1974, with movies by Bruce Lee and a TV series called Kung Fu. Carl Douglas brought it to the dance floor that year with "Kung Fu Fighting," a #1 hit.
"St. Elmo's Fire (Man In Motion)" was not written for the movie, but for Rick Hanson, a wheelchair athlete whose 1985 "Man In Motion" tour logged 24,856 miles on his wheelchair in 34 countries while raising $26 million for spinal cord research.
"1979" by Smashing Pumpkins is about Billy Corgan entering adulthood. A more accurate year would be 1983, but 1979 was easier to rhyme.
Sia Furler wrote "Titanium" and wanted to give the tune to Katy Perry. She turned it down, so David Guetta recorded it instead using Sia's original demo guide vocal. It became a big hit, especially in the UK, where it went to #1.
Richard Marx' debut single "Don't Mean Nothing" features Joe Walsh on guitar.
The Def Leppard frontman talks about their "lamentable" hit he never thought of as a single, and why he's juiced by his Mott The Hoople cover band.
The Brazilian rocker sees pictures in his riffs. When he came up with one of his gnarliest songs, there was a riot going on.
Many unusual folks appear in Grateful Dead songs. Can you identify them?
Brenda talks about the inspiration that drove her to write hit songs like "Get Here" and "Piano in the Dark," and why a lack of formal music training can be a songwriter's best asset.
With the band in danger of being dropped from their label, Alice Cooper drummer Neal Smith co-wrote the song that started their trek from horror show curiosity to the Rock and Roll Hall of Fame.
The Doobies guitarist and lead singer, Tom wrote the classics "Listen To The Music," "Long Train Runnin'" and "China Grove."