MILEY VS. KELLY
The Disney star adds a bold necklace to her Theory dress for the Bolt premiere, while the reality star added a studded belt to her colorblocked dress while running errands in L.A. a few days later.


ASHLEY VS. LEONA
The High School Musical 3 star dazzled in her Jenny Packham dress at the film's Melbourne premiere, while the British singer performed at the American Music Awards in her black and silver beaded minidress.


HEIDI VS. CLAUDIA
Supermodel showdown! The Project Runway host hit the show's Bryant Park finale in her Roland Mouret dress, while the German uber-model showed off her famous curves in her keyhole dark-green dress at the British Fashion Awards in November.


ELLE VS. PINK
The supermodel celebrated Marie Claire's Prix de la Mode in 2007 in her Vivienne Westwood gown, while the singer glammed it up at the American Music Awards in her sparkling striped one.


ALICIA VS. KHLOE
The singer was the picture of boho cool in her Diane von Furstenberg maxidress at a pre-Grammys party, while the reality star danced the night away at Selena Gomez's birthday party in her black-and-white dotted dress.


PARIS VS. VANESSA
The heiress showed her star power at the Late Show with David Letterman in her Tracy Reese dress, while the former TRL host celebrated the show's finale in her celestial-print strapless a few weeks later.


KATHERINE VS. SALLY
The Grey's Anatomy star lit up the Peter Alexander boutique opening in L.A. in her Black Halo dress, while the Army Wives actress sported a shorter version to the Annual Women in Entertainment Breakfast six weeks later.


GWYNETH VS. GEMMA
The Oscar winner paired her Preen minidress with Dsquared heels while promoting Iron Man. Months later, the Bond Girl sizzled in her little black dress at the British Academy Children's Awards 2008.


JESSICA VS. MIRANDA
The singer stopped by The Late Show with David Letterman in her black Hervé Léger frock in September, while the Victoria's Secret model turned up in a red version of the bandage dress at the afterparty for the brand's fashion show in November.



MANDY VS. CINDY
The star showed off a sexier side in her laced-up Preen dress at an art opening in L.A., while the supermodel heated up a charity event in London in her cut-out dress.


ANNA VS. HEIDI
The House Bunny visited TRL in her YAYA Aflalo dress over the summer, while the Victoria's Secret model hosted a store opening for the lingerie giant in her floral minidress this month.