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By Lizzie Smith
Born performer: Katy performed her track California Gurls, dressed as a modern day Wonder WomanIt was a case of who could glitter the most as the stars arrived for the MTV Movie Awards in Los Angeles.
Katy Perry and Lindsay Lohan both chose crystal-encrusted outfits, but with strikingly different results.
Katy's clinging sheer dress from Zuhair Murad showed her toned figure, with artfully placed crystals ensuring her modesty.
Glittering: Katy Perry and Lindsay Lohan both chose to wear crystal covered outfits as they arrived for the MTV Movie Awards in Los Angeles last night, but with differing resultsBut Lindsay's Pamella Roland jumpsuit had a plunging neckline which revealed her lack of underwear.
She managed to maintain her modesty as she waved to fans, but only just, having chosen to go without any support.
One advantage of her outfit was that it hid her SCAR anklet, which monitors the alcohol levels in her blood.
Careful: Having chosen to go without underwear, Lindsay let it all hang out on the red carpetLindsay must wear the anklet for at least two months, as a condition of her probation, so was able to join in the celebrations at any after show parties.
The 23-year-old accessorised with a stack of silver bangles, while Katy, 25, wore a shockingly bright blue wig.
She later changed into a Wonder Woman inspired outfit to perform her hit California Gurls.
In shape: Katy showed off her toned figure in her clinging dress
And the side: The pair show off their best angles, pulling their favourite posesFans in the bleachers lining the red carpet outside the Gibson Amphitheatre welcomed famous faces with earsplitting cheers.
Celebrity Rehab star Dr Drew Pinsky proved as popular as The Hills stars Audrina Patridge and Stephanie Pratt, who described her dress as 'the Rainbow Brite look.'
Pratt said the movie awards are her favorite of the MTV award shows.
'They're just so funny,' she said. 'It's like a live comedy show.'
Hollywood stars: Actresses Vanessa Hudgens, Jessica Biel and Scarlett Johansson all kept it above the knee Amongst those arriving for the awards were a host of Hollywood stars.
High School Musical star Vanessa Hudgens wore a short white babydoll dress by Jenny Packham, teamed with silver open toed heels.
Jessica Biel wore a black sparkly skirt with a white polka dot blouse by Giambattista Valli, joining her A-Team co-star Bradley Cooper onstage to present the Best Kiss award.
Scarlett Johansson wore a green lace cocktail dress belted at the waist and black pumps, both by Dolce & Gabbana.
A vision in black: Christina Aguilera wore a jaw-dropping Versace Atelier gown and Stephen Webster jewelsTwilight's Kristen Stewart wore a gold brocade and tweed dress from Dolce & Gabbana to collect two awards, Best Female Performance and Best Kiss. Her co-star Anna Kendrick went for a red and black mini dress, by Zac Posen.
Christina Aguilera wore a stunning faiytale black gown by Versace Atelier, with jewels by British designer Stephen Webster.
She later took to the stage to perform.
Just what are they famous for? Reality TV stars Nicky and Paris Hilton, Nicole 'Snooki' from Jersey Shore
Going their own way: Twilight stars Anna Kendrick and Kristen Stewart joined Eva Mendes 
Out of towners: Jersey Shore stars (L-R) Ronnie 'Fist Pump Brah' Magro, Pauly Del Vecchio, Mike 'The Situation' Sorrentino, and Vinny Guadagnino [endtext]