X Factor 2012: Tulisa and Nicole Scherzinger level up as they show off their stylish picks

Ladies and gentlemen we have a tie! Tulisa and Nicole Scherzinger level up on The X Factor as they show off their stylish picks | UPDATED: 22:01 GMT, 24 November 2012 Week after week viewers have held their breath as they wait to see what outfits Nicole Scherzinger and Tulisa Contostavlos will be wearing on The X Factor. And on Saturday's live show it seemed the female judges had reached a tie as each took to the spotlight in leggy ensemble. Nicole, 34, graced the stage in a fitted salmon mini-dress while 24-year-old Tulisa put her ample cleavage on show in a grey lace mullet gown.

X Factor 2012: Nicole Scherzinger jets to Los Angeles to attend grandmother"s funeral with Lewis Hamilton after she shed tears on X Factor

Nicole Scherzinger jets to Los Angeles to attend grandmother's funeral with Lewis Hamilton after she shed tears on X Factor | UPDATED: 17:42 GMT, 13 November 2012 Nicole Scherzinger was particularly emotional on Saturday night's X Factor, but the reason behind her tears has been revealed. The former Pussycat Doll's grandmother had passed away on Saturday morning and some of the songs performed by contestants had brought back memories of the matriarch

X Factor 2012: James Arthur wows the judges as he puts a surprising dub-step twist of Adele classic Hometown Glory

James Arthur wows X Factor judges as he puts a surprising dub-step twist on Adele classic Hometown Glory | UPDATED: 02:21 GMT, 11 November 2012 James Arthur proved he's one to watch at this year's X Factor final as he performed a surprising Adele cover on Saturday night. The 24-year-old performed an acoustic version of her track Hometown Glory – with an added dub-step twist in the song

Nicole Scherzinger on keeping her romance with Lewis Hamilton low-key

'Kim and Kanye, they're perfect for the cameras': Nicole Scherzinger on keeping her romance with Lewis Hamilton low-key | UPDATED: 04:56 GMT, 7 November 2012 Their on/off romance has captivated fans since they started dating four years ago. But despite her public support for boyfriend Lewis Hamilton at some of his Formula 1 races, Nicole Scherzinger insists they are far from a 'celebrity couple'

Sienna Miller goes au natural as she poses in the nude just weeks before giving birth

Doing a Demi! Sienna Miller goes au naturel in nude portrait painted just weeks before giving birth | UPDATED: 21:09 GMT, 6 November 2012 She's one of the most privacy-conscious stars, but she's clearly happy to bare all in the name of art. Sienna Miller might have kept most of the details of her first pregnancy under wraps but now her pregnant body is out there for the world to see.

X Factor 2012: Rita Ora barely contains her modesty in a black crocheted catsuit

Hole-y moly! Rita Ora barely contains her modesty as she takes to The X Factor stage in a black crocheted catsuit | UPDATED: 12:32 GMT, 5 November 2012 As a former guest judge on The X Factor it only makes sense for Rita Ora to show contestants on the ITV programme how to take to the stage like a pro. And on Sunday night, that's exactly what she did when she performed her new single Shine Your Light in front of judges Gary Barlow, Tulisa, Louis Walsh and Nicole Scherzinger. The 21-year-old made sure she was unforgettable as stood in the spotlight wearing a black crocheted catsuit designed by Julien Macdonald

X Factor 2012: Rita Ora barely contains her modesty as she takes to The X Factor stage in a black crocheted catsuit

Hole-y moly! Rita Ora barely contains her modesty as she takes to The X Factor stage in a black crocheted catsuit | UPDATED: 10:25 GMT, 5 November 2012 As a former guest judge on The X Factor it only makes sense for Rita Ora to show contestants on the ITV programme how to take to the stage like a pro.

X Factor 2012: Kye Sones is sent home as Tulisa calls Rylan Clark the entertaining act on X Factor

'It's not just a singing competition': Kye Sones is sent home as Tulisa calls Rylan Clark the entertaining act on X Factor | UPDATED: 22:17 GMT, 4 November 2012 Even though Lucy Spraggan had withdrawn from the show, it was business as usual on X Factor and Kye Sones became the latest act sent home. Rylan Clark and Kye found themselves in the bottom two after receiving the lowest amount of public votes.

Nicole Scherzinger and Tulisa Contostavlos go head-to-head again as they battle for the X Factor style crown

Glitter or glamour Nicole Scherzinger and Tulisa Contostavlos go head-to-head again as they battle for the X Factor style crown | UPDATED: 14:19 GMT, 4 November 2012 They step out onto the X Factor stage every week dressed to nines and fighting to be crowned the most fashionable judge. And this week, both ladies put their best foot forward when it came to their style choices Nicole Scherzinger and Tulisa Contostavlos both looked stunning in totally different dresses, with Nicole opting for a sexy leather dress while the N-Dubz star sparkled from top to toe in a lilac sequin number. Scroll down for video Close call: Both Nicole Scherzinger and Tulisa Contostavlos brought their A-game to X Factor's weekly style-off Leather and sequins: Nicole opted for a sexy look this week while Tulisa kept it girly in a pastel dress Nicole decided to bare some skin in a strapless black leather dress that hugged her enviable figure in all the right places.