 In the United Kingdom , Beyoncé became the third female artist to top the UK Singles Chart and UK Albums Chart simultaneously , following Mariah Carey in 1994 and <unk> <unk> in 2001 . Including her career with Destiny 's Child , " Crazy in Love " became Beyoncé ’ s third number one single in Britain and was the only song to top the charts the United Kingdom and the United States in 2003 . The single spent three weeks at number one in the United Kingdom and fifteen weeks in the top 100 . As of July 2013 , it has sold <unk> @,@ 000 units in the UK . " Crazy in Love " reached number one on the Irish Singles Chart , where it spent eighteen weeks . In Australia , " Crazy in Love " peaked at number two on the ARIA Singles Chart and was certified platinum by the Australian Recording Industry Association ( ARIA ) with sales of over 70 @,@ 000 units . It also peaked at number two on the New Zealand Singles Chart , and was certified platinum by the Recording Industry Association of New Zealand ( <unk> ) . " Crazy in Love " reached top ten positions in some European singles charts . It reached the top ten in Austria , the Belgian territories of Flanders and Wallonia , Denmark , Germany , Hungary , Italy , the Netherlands , Norway , Sweden and Switzerland . As of September 2009 , " Crazy in Love " had sold more than five million copies worldwide , becoming one of the best @-@ selling singles of all time worldwide . 
