What Is and What Should Never Be and What Should Never Be" was performed live at Led Zeppelin concerts between 1969 and 1973. A live version taken from a performance at the Royal Albert Hall in 1970 can be seen on the "Led Zeppelin DVD". Another was included on disc two of the live triple album "How The West Was Won". Two more versions were included in BBC Sessions. What Is and What Should Never Be "What Is and What Should Never Be" is a song by English rock band Led Zeppelin. It was written by Jimmy Page and Robert Plant and was included as the second
Divided by Night Canada, from early May to mid June. After the original tour was over, The Crystal Method decided to add several more tour dates to their list – and most of them span across Europe. The Crystal Method has played at the Reading and Leeds Festivals, and will continue to tour Europe until early November 2009. The Divided by Night Tour had the same tracks and track order for each show: "Divided by Night" has come to be known for having more featured guests than any other album by The Crystal Method – and most of these guest artists do not