The style of their songs also moved away from light pop music: instead of having cute pop songs (like their first two albums), or R&B-pop songs (like their third album), this album was very jazzy.
Gaya lagu-lagu mereka juga pindah dari musik pop ringan: bukan memiliki lagu poppy lucu (seperti dua album pertama mereka), atau R&B-pop (seperti album ketiga mereka), album ini sangat jazzy.