The first big hit to blend EDM with country music was "Wake Me Up" by the Swedish DJ Avicii. He put the song together with Mike Einziger of Incubus and with Aloe Blacc, who sings on it.
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.
Bruce Springsteen's "Born In The U.S.A." was inspired by the book (later a movie) Born On The Fourth Of July by Ron Kovic, a Vietnam veteran who protested the war when he returned home.
Robert Plant's "Heaven Knows" is a satirical look at the '80s, when style seemed to trump substance.
Post Malone came up with "White Iverson" after getting braids in his hair and thinking they looked like basketball legend Allen Iverson's signature cornrows.
Pink Floyd's "Shine On You Crazy Diamond" is about their founding member Syd Barrett, who became an acid casualty. Notice the S-Y-D in the title.
dUg dIgs into his King's X metal classics and his many side projects, including the one with Jeff Ament of Pearl Jam.
The drummer for Anthrax is also a key songwriter. He explains how the group puts their songs together and tells the stories behind some of their classics.
The guitarist/songwriter explains how he came up with his signature sound, and deconstructs some classic Fear Factory songs.
Deep Purple's guitarist since 1994, Steve talks about writing songs with the band and how he puts his own spin on "Smoke On The Water."
Into the vaults for Bruce Pollock's 1984 conversation with the esteemed bluesman. Hooker talks about transforming a Tony Bennett classic and why you don't have to be sad and lonely to write the blues.
The Guns N' Roses rhythm guitarist in the early '90s, Gilby talks about the band's implosion and the side projects it spawned.