Claim: Syd Barrett contributed to The Wall.
Evidence: With Pink Floyd , he recorded four singles , their debut album -LRB- and contributed to the second one -RRB- , and several unreleased songs.
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.
Waters became the band 's primary lyricist and conceptual leader , devising the concepts behind their albums The Dark Side of the Moon -LRB- 1973 -RRB- , Wish You Were Here -LRB- 1975 -RRB- , Animals -LRB- 1977 -RRB- , The Wall -LRB- 1979 -RRB- and The Final Cut -LRB- 1983 -RRB-.
The Dark Side of the Moon and The Wall became two of the best-selling albums of all time.