Rob Halford, Richie Faulkner and Glenn Tipton talk twin guitar harmonies and explain how they create songs in Judas Priest.
Doubt led to drive for Francis, who still isn't sure why one of Status Quo's biggest hits is so beloved.
The trail runs from flying saucer songs in the '50s, through Bowie, blink-182 and Katy Perry.
The Doobies guitarist and lead singer, Tom wrote the classics "Listen To The Music," "Long Train Runnin'" and "China Grove."
We've heard of artists putting their hearts into their music, but some take it literally.
Doors expert Jim Cherry, author of The Doors Examined, talks about some of their defining songs and exposes some Jim Morrison myths.