The Most Memorable Party Dresses Ever

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Every girl's got one. From history or the movies—eight times out of 10 following a makeover sequence set to pop music—here are 31 unforgettable party dress moments that continue to take our breath away.

Whoa, right? The Marchesa Luisa Casati, who famously said she wanted to be a living work of art, rocked this diamond-net costume by Worth at what must have been one epic fancy-dress party.

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Marchesa Luisa Casati, 1922

Whoa, right? The Marchesa Luisa Casati, who famously said she wanted to be a living work of art, rocked this diamond-net costume by Worth at what must have been one epic fancy-dress party.

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Rhett forces Scarlett to attend a birthday bash in this scandalous dress to alert the townspeople to her badness, but really—who cares whom you've been snogging when you look this glam?

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Vivien Leigh in Gone With the Wind, 1939

Rhett forces Scarlett to attend a birthday bash in this scandalous dress to alert the townspeople to her badness, but really—who cares whom you've been snogging when you look this glam?

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"Why is this one important?" said no one ever.

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Cinderella in Cinderella, 1950

"Why is this one important?" said no one ever.

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Mega sparkly? Check. Tiara? Check. Posh accent? Check check. This was the ultimate to our 7-year-old selves, and we haven't forgotten it since.

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Audrey Hepburn in My Fair Lady, 1954

Mega sparkly? Check. Tiara? Check. Posh accent? Check check. This was the ultimate to our 7-year-old selves, and we haven't forgotten it since.

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Note to self: Go to culinary school in France. Befriend a baron. Return home such a sophisticated woman no one recognizes you. Oh yeah—and bring back a high-low Givenchy (or was it Edith Head?) ballgown.

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Audrey Hepburn in Sabrina, 1954

Note to self: Go to culinary school in France. Befriend a baron. Return home such a sophisticated woman no one recognizes you. Oh yeah—and bring back a high-low Givenchy (or was it Edith Head?) ballgown.

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Everybody just <em>adores</em> Holly Golightly's black Givenchy, but we've always been partial to this full-skirted little number. Because if you're going to go postal on your vanity after receiving some very distressing news, you might as well do it wearing hot pink.

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Audrey Hepburn in Breakfast at Tiffany's, 1961

Everybody just adores Holly Golightly's black Givenchy, but we've always been partial to this full-skirted little number. Because if you're going to go postal on your vanity after receiving some very distressing news, you might as well do it wearing hot pink.

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We're staunchly #TeamGoodSandy, which is why her sweet, true-personality-reflecting prom dress—and <em>not </em>her leathery "You're The One That I Want" get-up—made the cut. (Plus, you know, this isn't "The Most Memorable Leggings and Big Hair Ever.")

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Olivia Newton-John in Grease, 1978

We're staunchly #TeamGoodSandy, which is why her sweet, true-personality-reflecting prom dress—and not her leathery "You're The One That I Want" get-up—made the cut. (Plus, you know, this isn't "The Most Memorable Leggings and Big Hair Ever.")

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We'll level with you: This Home Ec pillowcase isn't anyone's ideal, but she <em>did </em>put a lot of effort into splicing Iona's dress and the one her dad bought her together. Bottom line is we can recall what Andie wore to the prom, and that's a lot more than we can say for some other film heroines.

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Molly Ringwald in Pretty in Pink, 1986

We'll level with you: This Home Ec pillowcase isn't anyone's ideal, but she did put a lot of effort into splicing Iona's dress and the one her dad bought her together. Bottom line is we can recall what Andie wore to the prom, and that's a lot more than we can say for some other film heroines.

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Brava, costume designer Marilyn Vance. Vivian's transformation from hooker with a heart of gold to <em>La Traviata</em>-appreciating lady wouldn't have been complete without this draped, off-the-shoulder scarlet frock.

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Julia Roberts in Pretty Woman, 1990

Brava, costume designer Marilyn Vance. Vivian's transformation from hooker with a heart of gold to La Traviata-appreciating lady wouldn't have been complete without this draped, off-the-shoulder scarlet frock.

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Belle in Beauty and the Beast, 1991

Duh.

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They don't call it the Revenge Dress for nothing. After her separation from Prince Charles, Diana brought out the big guns, aka this stunning Christina Stambolian ensemble, which she had previously considered too sexy.

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Princess Diana at the Serpentine Gallery, 1994

They don't call it the Revenge Dress for nothing. After her separation from Prince Charles, Diana brought out the big guns, aka this stunning Christina Stambolian ensemble, which she had previously considered too sexy.

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To die in a red Alaïa would be a heavenly way to die. Except it's actually "an a-what-a" according to her mugger, and Cher Horowitz lived to wear a whole slew of preppy designer outfits. (P.S. The party scene itself is definitely in our top 10.)

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Alicia Silverstone in Clueless, 1995

To die in a red Alaïa would be a heavenly way to die. Except it's actually "an a-what-a" according to her mugger, and Cher Horowitz lived to wear a whole slew of preppy designer outfits. (P.S. The party scene itself is definitely in our top 10.)

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"Yellow silk" sounds like a hella wrinkly and impossible-to-pull-off combo, but Andie Anderson made it so that, at every school dance, there was at least one girl trying to pass as <em>Composure </em>magazine's how-to columnist. Bonus points if that was you at Homecoming.

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Kate Hudson in How to Lose a Guy in 10 Days, 2003

"Yellow silk" sounds like a hella wrinkly and impossible-to-pull-off combo, but Andie Anderson made it so that, at every school dance, there was at least one girl trying to pass as Composure magazine's how-to columnist. Bonus points if that was you at Homecoming.

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In Kate Moss' impressive fashion oeuvre, this dress from renowned vintage store Lily et Cie still stands out—so much so that the model herself recreated it for her most recent Topshop collaboration.

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Kate Moss in vintage at an AnOther Magazine party, 2003

In Kate Moss' impressive fashion oeuvre, this dress from renowned vintage store Lily et Cie still stands out—so much so that the model herself recreated it for her most recent Topshop collaboration.

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Let this be a testament to Monique Lhuillier: When you borrow one of her dresses—even if it is rather bridal for prom—Chad Michael Murray falls in love with you, and you run away to Princeton together.

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Hilary Duff in A Cinderella Story, 2004

Let this be a testament to Monique Lhuillier: When you borrow one of her dresses—even if it is rather bridal for prom—Chad Michael Murray falls in love with you, and you run away to Princeton together.

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Why doesn't <em>every</em> movie have a dress that marks its turning point? It would be so much easier to time your bathroom breaks that way, although in this one, Cady Heron blowing chunks all over Aaron Samuels kind of gives it away things are about to take a turn for the worse.

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Lindsay Lohan in Mean Girls, 2004

Why doesn't every movie have a dress that marks its turning point? It would be so much easier to time your bathroom breaks that way, although in this one, Cady Heron blowing chunks all over Aaron Samuels kind of gives it away things are about to take a turn for the worse.

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Told you it was too hard to pick just one Kate look. This one's from her <em>The Beautiful and the Damned</em>-themed birthday party at Agent Provocateur founder Serena Rees' house.

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Kate Moss at her 30th birthday party, 2004

Told you it was too hard to pick just one Kate look. This one's from her The Beautiful and the Damned-themed birthday party at Agent Provocateur founder Serena Rees' house.

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While Carrie and her Russian artist beau took a detour to Mickey D.'s in this scene, our hearts merged onto Oscar de la Renta Highway. We imagine SJP's did too, judging by her lifelong friendship with the designer.

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Sarah Jessica Parker in Sex and the City, 2004

While Carrie and her Russian artist beau took a detour to Mickey D.'s in this scene, our hearts merged onto Oscar de la Renta Highway. We imagine SJP's did too, judging by her lifelong friendship with the designer.

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Every girl wants to live Hermione's Yule Ball scene: You step onto the foyer. Your hair is the best it's ever going to look. The music swells, and Ron and Harry kick themselves for not asking you out first.

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Emma Watson in Harry Potter and the Goblet of Fire, 2005

Every girl wants to live Hermione's Yule Ball scene: You step onto the foyer. Your hair is the best it's ever going to look. The music swells, and Ron and Harry kick themselves for not asking you out first.

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Every time we see this picture, we sob a little inside because that tartan-tulle confection is the work of a madcap genius who died much too young.

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Sarah Jessica Parker in Alexander McQueen at the 2006 Met Gala

Every time we see this picture, we sob a little inside because that tartan-tulle confection is the work of a madcap genius who died much too young.

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Some girls dreamt of James McAvoy and that white-hot library scene; our thoughts were filled with this sweeping emerald gown by designer Jacqueline Durran, which has (rightfully) topped every <a href="http://www.marieclaire.com/celebrity-lifestyle/greatest-movie-dresses-ever#slide-1" target="_blank">"best film costume" list</a> this side of 2000.

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Keira Knightley in Atonement, 2007

Some girls dreamt of James McAvoy and that white-hot library scene; our thoughts were filled with this sweeping emerald gown by designer Jacqueline Durran, which has (rightfully) topped every "best film costume" list this side of 2000.

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How could you not love a first lady who can <a href="http://www.marieclaire.com/celebrity-lifestyle/michelle-obama-turnip-for-what" target="_blank">get down with a turnip</a> <em>and</em> glamorous dresses by then-up-and-coming designers? This was a big moment for America but an even bigger one for Michelle O.'s lookbook.

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Michelle Obama in Jason Wu at the 2009 Inaugural Ball

How could you not love a first lady who can get down with a turnip and glamorous dresses by then-up-and-coming designers? This was a big moment for America but an even bigger one for Michelle O.'s lookbook.

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The theme was "The Model as Muse." That's pretty much all you need to know.

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Kate Moss in Marc Jacobs at the 2009 Met Gala

The theme was "The Model as Muse." That's pretty much all you need to know.

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With her up-to-there stems and professional-level posing, Blake Lively cemented her status as Bona Fide Movie Star and fashion darling that very night.

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Blake Lively in Marchesa at the 2010 Met Gala

With her up-to-there stems and professional-level posing, Blake Lively cemented her status as Bona Fide Movie Star and fashion darling that very night.

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Well, what else would you wear <em>but</em> red-orange Oscar de la Renta to persuade Chuck Bass to go home while standing on Avenue Montaigne? #nobrainer

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Leighton Meester in Gossip Girl, 2010

Well, what else would you wear but red-orange Oscar de la Renta to persuade Chuck Bass to go home while standing on Avenue Montaigne? #nobrainer

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We don't know any 56-year-olds who've <em>ever </em>pulled off anything like this.

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Carine Roitfeld at the Vogue Paris 90th Anniversary Party, 2010

We don't know any 56-year-olds who've ever pulled off anything like this.

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How do you stand out at arguably the fashion-iest fashion party of all time? Stick on a steel-feather headdress with your room-filling white gown.

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Anna Dello Russo in Emilio Pucci, Gareth Pugh at the Vogue Paris 90th Anniversary Party, 2010

How do you stand out at arguably the fashion-iest fashion party of all time? Stick on a steel-feather headdress with your room-filling white gown.

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If you bring your face really close to the screen, you can see Kate Middleton turning into a full-fledged princess right when this photo was taken.

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Kate Middleton in Jenny Packham at the 10th Annual ARK Gala, 2011

If you bring your face really close to the screen, you can see Kate Middleton turning into a full-fledged princess right when this photo was taken.

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This is what happens when you put the right girl in the right dress: magic.

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Florence Welch in Alexander McQueen at the 2012 Met Gala

This is what happens when you put the right girl in the right dress: magic.

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Beyoncé in Givenchy Couture at the 2012 Met Gala

Beyoncé's patented guide to making an entrance: 1. Arrive late. 2. Breeze in right before the photographers pack up wearing plumed, transparent haute couture—with a staircase-draping train.

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