Metallica is influential?
What do the following acts have in common?
Red Hot Chili Peppers, Elvis Presley, Keith Richards, Elvis Costello, the Greatful Dead, Fats Domino, Jerry Lee Lewis, Mark Knofler, Little Richard, Dean Martin, the Everly Brothers, Cowboy Junkies, Ray Charles, Norah Jones, Bob Dylan, the Carpenters, Sheryl Crow, and Coldplay. (there are scores more on the list)