What Is Love at number two in the United Kingdom and Germany and hit number one in 13 other countries: Austria, Belgium, Denmark, Finland, France, Ireland, Italy, Netherlands, Norway, Portugal, Spain, Switzerland and Zimbabwe. Debuting at number 87 on 28 August 1993, the song reached number 11 on the Hot 100 in the United States. The song also peaked at number 12 in Australia. By March 1994, worldwide sales of "What Is Love" had already reached 2.6 million. When asked about the meaning of "What Is Love" in a 2015 interview, Haddaway said: "Billboard" wrote about the song: "Glorious pop/house ditty recently topped
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