'The Hills' Girls' Day-to-Night Style

Whitney, Audrina, Lauren – and even Heidi! – agree on one thing: Fashion comes first! Check out their cool casuals and hot dresses. By Aaron Parsley

01 of 09

NIGHT & DAY

NIGHT & DAY
Matt Sayles/AP

Led by budding designer Lauren Conrad, The Hills crew is all about L.A. style, whether they're wearing glittering dresses – like their VMAs stunners – or looking cool and casual in denim.

02 of 09

JET SETTER

JET SETTER
Bauer-Griffin; Steve Granitz/WireImage

No sweats for this stylish traveler! Lauren Conrad breezes through Los Angeles International Airport in Miss Sixty boots, jeans, an off-the-shoulder sweater and a trendy beret. Can she really fit all her carry-on needs into her oversized Treesje bag?

03 of 09

IT'S A CINCH

IT'S A CINCH
Steve Granitz/WireImage

At the 2007 Teen Choice Awards, the "Choice TV: Female Reality Star" shows off her own one-of-a-kind creations – a simple and sophisticated, one-of-a kind peacock blue bubble dress with a must-have gold belt.

04 of 09

CASUAL CHIC

CASUAL CHIC
Sthanlee B Mirador/Shooting Star

At the 2007 MTV Movie Awards, Audrina Partridge looks effortlessly fabulous in shoes and skinny jeans by Diesel and a top (and jewelry) by Daniel Swarovksi's couture line.

05 of 09

JUST DELICIOUS

JUST DELICIOUS
John Sciulli/WireImage

Of all girls on The Hills, Audrina makes the most of bold patterns and bright colors – like the peach dress she wore to Hollywood Prom 2007 by another reality TV star, Project Runway alum Daniel Franco.

06 of 09

DENIM DONE RIGHT

DENIM DONE RIGHT
Michael Bezjian/WireImage

Teen Vogue's Whitney Port puts together a super smart look for the debut of the Mblem. holiday collection with a Marc Jacobs pinstriped jacket, Petina Limina jeans and a fun and flashy Miu Miu bag.

07 of 09

ALL RUFFLED UP

ALL RUFFLED UP
Michael Tran/FilmMagic

At The Hills season two premiere celebration, Whitney puts a twist on the classic little black dress with a ruffled, one-shouldered frock from the 3.1 Philip Lim collection.

08 of 09

LOOKING AT ME?

LOOKING AT ME?
Hans Castorp/Flynet

Never one to go unnoticed, Heidi Montag uses oversized sunglasses and a shiny bag to look camera-ready. A cute cropped jacket and white jeans complete this paparazzi-friendly style on the streets of Los Angeles.

09 of 09

VEGAS, BABY!

VEGAS, BABY!
Ed Geller/GLOBE

For her Las Vegas birthday party at LAX nightclub, Heidi ensures she's the center of attention in this glittering babydoll dress from Voom by Joy Han. It's her birthday and she'll shine if she wants to!

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