Every week the female X Factor judges come out looking preened to perfection, in a glamorous frock or cool ensemble.
But both the ladies on the panel looked particularly stunning this week, reaching their personal on-stage style best.
Kelly, meanwhile, wowed the audience in a black and white cutout number that split on both sides to reveal her near-perfect pins. She teamed her look with a sleek poker-straight hairdo and, as usual, flawless makeup.
We think both ladies lit up the small screen, but let us know who was your favourite below.
See all the pics from this week's show here:
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