Complex sentence: The show was a take-off of the Australian series "It Takes Two" and its predecessor, the BBC's "Just the Two of Us"; however, unlike the British and Australian shows, the celebrities sang with different partners each week.
Split into simpler sentences: The show was a take-off of the Australian series "It Takes Two" and its predecessor, the BBC's "Just the Two of Us". However, unlike the British and Australian shows, the celebrities sang with different partners each week.