 " Crazy in Love " has various remixes , including the Rockwilder remix , Maurice 's " Nu Soul remix " , and Juniors World remix . These versions appeared on the single releases of " Crazy in Love " under an alternative spelling , " <unk> in <unk> " . The Rockwilder remix slows down the beat and makes the song deeper and <unk> with <unk> up horn samples and sparkling synth textures . Maurice 's " Nu Soul Remix " speeds up the beat , taking it from hip @-@ hop to house territory . A version of the song included on Asian releases of Dangerously in Love features a rap in Mandarin Chinese performed by American @-@ Taiwanese singer <unk> Wu , instead of Jay Z 's performance . 
