Named after the same-titled 1979 song by American band Kool & the Gang, the trio reteamed with producers Ash Howes and Martin Harrington, both of whom had contributed to their previous album Feels So Good (2002), to work with them on the majority of the album, while additional production was provided by Ciaron Bell, Julian Gallagher, and Steve Robson, Richard "Biff" Stannard and The True North Music Company.

Upon its release, Ladies Night earned largely mixed reviews from music critics many of whom noted a progression from the band's early material but found that the album lacked creativity and variety.

Following this, the group opted to focus solely on the European, Oceanian, South African and Asian markets and began work on their third album.

He found that majority of the "tracks stick with the Stargate-esque watered-down R&B, breezy acoustic pop, and midtempo ballads of its predecessor, Feels So Good [...] There are times on Ladies Night when the girls appear capable of losing their "female Westlife" tag, while the increased creative input is a promising progression from their manufactured early days, but frustratingly, it plays it too safe too often to be considered as anything other than a harmless and slightly forgettable piece of fluff.

"[4] Betty Clarke from The Guardian felt that the "album reveals the shaky nature of their stature: it has just one prospective hit and a dubious cover of a 1980s single, both lost in a sea of generic disco.

[8] It was a considerable decline from the band's previous two studio albums Right Now (2000) and Feels So Good (2002), both of which had been certified double platinum by the British Phonographic Industry (BPI) and became number-one hits.