Complex sentence: DJ Norman Cook ("Fatboy Slim") was asked to remix the track, speeding it up and in a higher key (B rather than A), and it became a major success as a number 1 single.
Split into simpler sentences: DJ Norman Cook ("Fatboy Slim") was asked to remix the track by speeding it up and in a higher key (B rather than A). It became a major success as a number 1 single.