Pink Floyd included four members.
Pink Floyd were founded in 1965 by students Syd Barrett on guitar and lead vocals , Nick Mason on drums , Roger Waters on bass and vocals , and Richard Wright on keyboards and vocals .	Mason	Nick Mason	Barrett	Syd Barrett	Waters	Roger Waters	Wright	Richard Wright (musician)	Nick Mason	Nick Mason	Roger Waters	Roger Waters	Richard Wright	Richard Wright (musician)	Syd Barrett	Syd Barrett
