X Factor 2011: Robbie copies Sinitta as he helps Gary Barlow choose his final contestants in LA

Let Me Entertain You! Robbie copies Sinitta as he helps Gary choose his final contestants in LA

10:51 AM on 1st October 2011

Entertainer: Robbie Williams shocked Gary Barlow and his hopefuls by wearing a palm leave costume similar to Sinitta

Entertainer: Robbie Williams shocked Gary Barlow and his hopefuls by wearing a palm leave costume similar to Sinitta”s back in 2009

Spot the difference: Sinitta in her leaf bikini at the judges

Spot the difference: Sinitta in her leaf bikini at the judges” houses during X Factor 2009

Ashamed: Gary Barlow covered his face whilst laughing at Robbie

Ashamed: Gary Barlow covered his face whilst laughing at Robbie”s interesting outfit

Stunned: The hopefuls not only got to meet Robbie but they got to see him wearing palm leaves too

Stunned: The hopefuls not only got to meet Robbie but they got to see him wearing palm leaves too

“Belter”: Marcus gave it his all as he sang We Got Family by Paloma Faith

Battling it out: Young hopefuls Luke and Craig sang to Gary and Robbie in Los Angeles hoping to make it to the live shows Battling it out: Young hopefuls Luke and Craig sang to Gary and Robbie in Los Angeles hoping to make it to the live shows

Battling it out: Young hopefuls Luke and Craig sang to Gary and Robbie in Los Angeles hoping to make it to the live shows

Feeling the heat: John and Max were just two of the guys who sang to their mentor hoping to impress him Feeling the heat: John and Max were just two of the guys who sang to their mentor hoping to impress him

Feeling the heat: John and Max were just two of the guys who sang to their mentor hoping to impress him

Scenic view: Joe gave it his best shot as he sang withe a fantastic look at Los Angeles whilst doing so

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Firm friends: Kelly Rowland invited singer, Jennifer Hudson, to Miami to help her choose her finalists

Firm friends: Kelly Rowland invited singer, Jennifer Hudson, to Miami to help her choose her finalists

Miami girls: Melanie and Misha wore contrasting colours to perform at Kelly Miami girls: Melanie and Misha wore contrasting colours to perform at Kelly

Miami girls: Melanie and Misha wore contrasting colours to perform at Kelly”s house in the U.S.

Nervous: Holly (left) appeared to be really concentrating as she performed her audition in front of the two superstar singers whereas Amelia Lili seemed more confident Nervous: Holly (left) appeared to be really concentrating as she performed her audition in front of the two superstar singers whereas Amelia Lili seemed more confident

Nervous: Holly (left) appeared to be really concentrating as she performed her audition in front of the two superstar singers whereas Amelia Lili seemed more confident

Singing her heart out: Sophie sang as good as she could for her mentor and her friend

Singing her heart out: Sophie sang as good as she could for her mentor and her friend

Talking things over: It was tough for Kelly and Jennifer to choose just three hopefuls to take to the live shows

Talking things over: It was tough for Kelly and Jennifer to choose just three hopefuls to take to the live shows

Welcome: Tulisa greets her groups in Mykanos, Greece and introduces them to her guest Jessie J

Welcome: Tulisa greets her groups in Mykanos, Greece and introduces them to her guest Jessie J

Hitting the right note: Boyband Chasing Keys sang to Tulisa and Jessie J in the hope that they might go through to the live finals

Hitting the right note: Boyband Chasing Keys sang to Tulisa and Jessie J in the hope that they might go through to the live finals

Competition: second boyband The Risk had a fantastic view of Mykanos as they performed

Competition: second boyband The Risk had a fantastic view of Mykanos as they performed

Only young: the four girls known as Rhythmix were dressed rather funky as they performed in Greece

Only young: the four girls known as Rhythmix were dressed rather funky as they performed in Greece

Very Grecian: Estrelle looked and sounded great for their performance abroad

Very Grecian: Estrelle looked and sounded great for their performance abroad

Then there were three: The Lovettes gave it their all when performing to Tulisa and singer Jessie J

Then there were three: The Lovettes gave it their all when performing to Tulisa and singer Jessie J

Just a duo: Boy v Girl were the smallest group in the auditions at Tulisa

Just a duo: Boy v Girl were the smallest group in the auditions at Tulisa”s home

Singing for Essex: Two Shoes wore matching gold maxi dresses to perform in front of the singers

Singing for Essex: Two Shoes wore matching gold maxi dresses to perform in front of the singers

Tough decision: Tulisa and Jessie J converse in between performances whilst making important notes

Tough decision: Tulisa and Jessie J converse in between performances whilst making important notes

Ruthless: guest Jessie J helped Tulisa choose her three groups for the live finals

Ruthless: guest Jessie J helped Tulisa choose her three groups for the live finals

Mature singers: Samantha and Kitty were up against one another to perform in front of Louis Walsh in Torrellea, Spain Mature singers: Samantha and Kitty were up against one another to perform in front of Louis Walsh in Torrellea, Spain

Mature singers: Samantha and Kitty were up against one another to perform in front of Louis Walsh in Torrellea, Spain

Taking the plunge: Kitty decided to jump into a nearby pool during her performance

Taking the plunge: Kitty decided to jump into a nearby pool during her performance

Which man will win Jonjo (left) and Joseph proved to Louis why he had brought them to Spain by giving amazing performances Which man will win Jonjo (left) and Joseph proved to Louis why he had brought them to Spain by giving amazing performances

Which man will win Jonjo (left) and Joseph proved to Louis why he had brought them to Spain by giving amazing performances

Doing Harrow proud: Middle -aged Johnny sang for a place in the live X Factor finals

Doing Harrow proud: Middle -aged Johnny sang for a place in the live X Factor finals