Released in the UK on this day in 1979, 'Unknown Pleasures' is the debut studio album by Joy Division. It was released on Tony Wilson's Factory Records. It was recorded and mixed with record producer Martin Hannett. The cover artwork was designed by artist Peter Saville. It is the only Joy Division album released during lead singer Ian Curtis' lifetime and is now widely regarded as a pioneering and influential post-punk album. It has been named one of the best albums of all time. Happy 44th anniversary!