Go beyond The Beatles to see what you know about the British Invasion.
When he was asked to write a song for the Singles soundtrack, Mark thought the Seattle grunge scene was already overblown, so that's what he wrote about.
U2, Carly Simon, Joanna Newsom, Brian Wilson and Fiona Apple have all gone to Van Dyke Parks to make their songs exceptional.
Some songs get a second life when they find a new audience through a movie, commercial, TV show, or even the Internet.
Kristian talks songwriting technique, like how the chorus should redefine the story, and how to write a song backwards.
Was Justin the first to be Punk'd by Ashton Kutcher? Did Britney really blame him for her meltdown? Did his bandmates think he was gay?
Ed Sheeran thought he wrote the x track "Photograph" on 6th Street in Denver, so he got a tattoo saying 6 ST. But when he returned it turned out the street was actually 6th Avenue.
An unexpected guest vocal: Marianne Faithfull on the Metallica song "The Memory Remains." A star in the '60s, this collaboration helped revive her career.
Ozzy Osbourne's "Shot In The Dark" is titled after a Pink Panther movie.
Pete Townshend wrote the lyrics for "My Generation" during a train ride from London to Southampton on his 20th birthday.
Cee-Lo Green sang backup on the 1994 TLC hit "Waterfalls."
Jimi Hendrix wrote "The Wind Cries Mary" not about marijuana, but about his girlfriend at the time, Kathy Mary Etchingham.