Why Do It
 作词 : Nadine Coyle/Cheryl Tweedy/Nicola Roberts/Kimberley Walsh/Sarah Harding/Brian Higgins/Nick Coler/Miranda Cooper
 作曲 : Nadine Coyle/Cheryl Tweedy/Nicola Roberts/Kimberley Walsh/Sarah Harding/Brian Higgins/Nick Coler/Miranda Cooper