The document discusses the British rock band Pink Floyd. It provides biographical information on the original band members Nick Mason, Richard Wright, Roger Waters, and Syd Barrett. It notes David Gilmour joined in 1967 after Barrett left due to increased drug use. The band's greatest hits from this era included "Time," "Comfortably Numb," and "Wish You Were Here." Fashion of the period included flared trousers, maxi skirts and dresses, and short hair. Popular British television programs mentioned were Doctor Who and a Smash Martians potato commercial from the 1970s-1980s.