Pink Floyd was a British rock band formed in 1965 that initially consisted of Syd Barrett, Roger Waters, Nick Mason and Richard Wright. The document provides biographical information on founding members and co-founders Syd Barrett, Roger Waters, Nick Mason, Richard Wright and David Gilmour. It also lists some of Pink Floyd's most popular and well known songs such as Another Brick in the Wall, Wish You Were Here, Comfortably Numb and Hey You.