Tulisa looked lovely in an Alexander McQueen dress teamed with a celebrity favourite; a pair of mesh sandals by Nicholas Kirkwood. She also showed off her Cheryl Cole lookalike hair do by sporting a fishtail plait similar to the style that Cheryl debuted on the show last October.
Fellow judge Rowland rocked a smart, summer style in Stella McCartney floral print shorts and Giuseppe Zanotti platform sandals.
We think Kelly wins in the style stakes this time around. How do you rate their looks? Let us know in a comment and take a look at some of their other X Factor outfits below.