Jagger played bass and electric guitar and even drums.

NPR: The Stones Defiant: 'A Bigger Bang'

We went from the original instrumentation of strings and a handful of winds to a rocking jazz rhythm section consisting of Hammond B3 organ, gospel piano, drums, electric guitar, Fender bass and acoustic bass, five saxophones, full brass, strings, timpani and percussion.

NPR: An Updated 'Messiah' from Marin Alsop

Musically, rock has centered around the electric guitar, usually as part of a rock group with bass guitar and drums.

FORBES: Don't Believe The Billboard Charts -- Rock Isn't Dead

In "Long Hot Summer Days, " a cover of a tune by the late John Hartford, Watkins is supported by bass, drums, electric guitar, Dobro and harmony vocals, but her fiddling mastery and perfectly pitched voice are the real stars.

NPR: Sara Watkins: Summertime Blues