
Katy Perry's "Dark Horse" was co-written by Sarah Hudson, who was a member of the pop group Ultraviolet Sound. Though Sarah isn't related to Katy (whose real name is Katy Hudson), she is the first cousin of another famous person with the same name, the actress Kate Hudson.

When Keith Urban played "Somebody Like You" for his girlfriend, she called him a hypocrite because he "sucked at relationships."

The lyrics for "Mary, Did You Know?" were written by Christian singer and comedian Mark Lowry, after his pastor asked him to write a Christmas musical for their church. Southern gospel musician Buddy Greene later added music to his words.

The first time Jimmy Page, Robert Plant, John Bonham and John Paul Jones all recorded together in the studio was when they backed American singer PJ Proby on his 1969 album Three Week Hero.

"Sloop John B" is a traditional West Indian folk song, and it was a huge hit for The Beach Boys in 1966. They tweaked the lyric, "This is the worst trip since I've been born" to "...I've ever been on" as a wink to acid culture.

Michael Jackson became the first artist in history to score Top 10 hits in five consecutive decades on the Hot 100 when "Love Never Felt So Good" landed at #9 on the chart dated May 31, 2014.
The Creed lead singer reveals the "ego and self-fulfillment" he now sees in one of the band's biggest hits.
A top session musician, Carol played on hundreds of hits by The Beach Boys, The Monkees, Frank Sinatra and many others.
The singer/bassist for Concrete Blonde talks about how her songs come from clairvoyance, and takes us through the making of their hit "Joey."
Long before Eminem, Justin Bieber and Nicki Minaj created alternate personas, David Bowie, Bono, Joni Mitchell and even Hank Williams took on characters.
Cain talks about the divine inspirations for "Don't Stop Believin'" and "Faithfully."