"Babylon," in David Gray's song, refers to London, which was once known as the "modern-day Babylon."
Jay-Z's version of "99 Problems" is a cover of a 1993 song by Ice-T with the lyrics changed to be about Jay's rise to fame.
Jonah Hill directed the video for Sara Bareilles' song "Gonna Get Over You." It's a mash-up of Grease and West Side Story.
Blur's "There Are Too Many of Us" was inspired in part by a siege in an Australian chocolate café that Damon Albarn witnessed, which resulted in the death of the gunman and two hostages.
Moby says that "We Are All Made Of Stars" is scientifically accurate, since all matter originates from stardust.
Neil Diamond originally wrote "I'm A Believer" for the Country artist Eddy Arnold. He was surprised when record executive Don Kirshner passed it instead to The Monkees.
Tyler talks about his true love: songwriting. How he identifies the beauty in a melody and turns sorrow into art.
It took him seven years to recover from his American hit "Fool (If You Think It's Over)," but Chris Rea became one of the top singer-songwriters in his native UK.
Don breaks down "Hotel California" and other songs he wrote as a member of the Eagles. Now we know where the "warm smell of colitas" came from.
In 1986, a Stephen King novella was made into a movie, with a classic song serving as title, soundtrack and tone.
A top country songwriter, Barry talks about writing hits for Little Big Town, Tim McGraw and Jason Aldean.
The "A Thousand Miles" singer on what she thinks of her song being used in White Chicks and how she captured a song from a dream.