Ariana Grande's hit "Problem" started off as a track written by One Direction songwriter Savan Kotecha. He gave it the working title of "The Whisper Song," after a 2005 Ying Yang Twins hit.
Eddie Van Halen played the guitar solo on "Beat It" as a favor to Quincy Jones, who produced the album.
According to the song's writer, Diane Warren, Cher hated the song and she had to force it on her by holding her leg down during a session until she recorded it.
Lindsay Lohan has some lyrics from Billy Joel's "I Go To Extremes" tattooed on her ribcage: "Clear as a crystal, sharp as a knife I feel like I'm in the prime of my life."
Wang Chung's '80s classic "Dance Hall Days" is about how things can start simple but end up complex. First you "take your baby by the hand," but by the end she has an amethyst in her mouth.
Train wrote the 2011 song "Brand New Book" for the TV show The Biggest Loser - part of the song was used in the opening credits.
Tom talks about the evolution of Cinderella's songs through their first three albums, and how he writes as a solo artist.
dUg dIgs into his King's X metal classics and his many side projects, including the one with Jeff Ament of Pearl Jam.
In this quiz, spot the artist who put Romeo into a song lyric.
Surprise exits, a catfight and some very memorable performances make our list of the most memorable Idol moments.
Armed with a childhood spent devouring books, Mike Scott's heart was stolen by the punk rock scene of 1977. Not surprisingly, he would go on to become the most literate of rockers.
The outlaw country icon talks about the spiritual element of his songwriting and his Bob Dylan mention.
