Jimi Hendrix was arguably the greatest instrumentalist in the history of rock music. Many musicians nowadays see Jimi Hendrix as a legend. Especially the guitarists, because Jimi Hendrix played mostly on his electric guitar.
David Bowie has a condition called anisocoria, which is the medical term for unequal pupils. At he got punched in the eye by his schoolfriend, which caused his pupil to remain permanently open. Some people think his irises are two different colors.