1Lady Gaga's Judy Garland Tribute in Valentino Haute Couture, 2019
Jon Kopaloff//Getty Images 2Meghan Markle's royal wedding gown by Claire Waight Keller for Givenchy, 2018
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3Jodie Comer's pink tulle dress by Molly Goddard, 2018
BBCJodie Comer's character Villanelle in the BBC drama Killing Eve had a killer dress sense (see what we did there?), but the winning ensemble was, of course, this pink tulle creation by Molly Goddard which spawned a thousand Halloween costumes.
4Beyoncé's 'Lemonade' dress by Givenchy, 2016
YouTubeOne of the most celebrated elements of Beyoncé's one-hour visual album Lemonade was this gown.The Jonas Åkerlund-directed music video for 'Hold Up' saw the mother-of-three in a mustard-yellow Givenchy ruffled dress destroying cars with a baseball bat.
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5Rihanna's yellow fur-trimmed gown by Guo Pei, 2015
Larry Busacca//Getty ImagesFor the 2015 Met Gala themed: 'China: Through the Looking Glass' the 'Diamonds' singer wore a fur-trimmed Guo Pei gown that was infamously made into a meme as an omelette, a pizza and a bowl of pasta.
6Lupita Nyong'o's Prada Oscars dress, 2014
Kevin Winter//Getty ImagesLupita Nyong'o landed her breakthrough role in 12 Years A Slave straight out of Yale, and marked a string of firsts when winning an Academy Award for Best Supporting Actress (the first African or Mexican actress to win the award and the first Kenyan actress to win an Oscar).
For the historic occasion, the actor chose a Prada, pleated, chiffon gown in Nairobi Blue, that not only wowed the world, becoming one of the most memorable Oscars gowns ever, but also went on to inspire Nyong'o when writing her children's book 'Sulwe'.
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7Angelina Jolie's black thigh slit gown by Atelier Versace, 2012
Getty ImagesWhen Angelina slipped into her velvet Atelier Versace gown for the 2012 Oscars, she probably wasn't expecting to become a meme later that night. But thanks to the gown's thigh-high split and Jolie's urge to show it off with the help of her right leg, that's exactly what happened.
8Kate Middleton's wedding dress by Sarah Burton for Alexander McQueen, 2011
Getty ImagesKate Middleton became the Duchess of Cambridge in a couture gown by British fashion house Alexander McQueen. Taking cues from Grace Kelly's lace-sleeved wedding gown from almost half a century earlier, the dress sparked a surge in women buying similar styles for their big days.
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9Kate Middleton's blue wrap dress by Issa, 2010
Getty ImagesCast your mind back to 2010 and you'll likely remember that November day when Prince Williams and Kate Middleton announced their engagement after almost a decade together. The day marked Middleton out as a style icon to be as she matched her beautiful sapphire ring to her Issa wrap dress. It, of course, sold out immediately, and even catalysed the downfall of the small fashion brand.
10Lady Gaga's meat dress by Franc Fernandez, 2010
Getty ImagesThe legendary meat dress. It may be disgusting, but it is by far one of the most memorable dresses of the 21st Century thus far.
Designed by Franc Fernandez and styled by Nicola Formichetti, Gaga has explained that it was all about sending a message: 'If we don't stand up for what we believe in and if we don't fight for our rights pretty soon, we're going to have as much rights as the meat on our own bones. And, I am not a piece of meat,' she said.
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11Michelle Obama's bare-armed official portrait dress by Michael Kors, 2009
The White House//Getty ImagesFor her first official portrait as First Lady, Michelle Obama chose to wear this simple black Michael Kors dress with a string of pearls. Unfortunately, it wasn't the American designer's excellent cut that made news, but instead the history-making Obama's arms, which had become a talking point at the time.
During her husband's Presidential run, the lawyer and mother-of-two was both lambasted and praised for her choice to wear clothes that often exposed her toned arms. This Kors dress, and the hundreds she chose since, proved Obama paid no attention to her critics.
12Keira Knightley's green silk dress by Jacquelin Durran, 2007
RexPossibly one of the most iconic on-screen dresses of all time, costume designer Jacqueline Durran was responsible for the emerald green silk gown worn by Keira Knightley as Cecilia Tallis in a key part of 2007 Atonement.
Durran took elements of both 1920s and 1930s fashion (despite the fact the film is set in the 1930s and 1940s) to create a dress that illustrated the 'heightened perfection' of the story, which is told through the memories of Cecilia's younger sister, Bryony.
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13Kate Hudson's yellow silk dress by Dina Bar-El, 2003
RexDina Bar-El was the designer behind the buttercup yellow silk dress worn by Kate Hudson in How To Lose A Guy In 10 Days. With its plunging back and fluid silhouette, it quickly became many a girl's dream prom dress when the film was released in 2003.
14Halle Berry's mesh, flower embroidered and taffeta dress by Elie Saab, 2002
Getty ImagesElie Saab created the now-iconic gown that Halle Berry wore to the 2002 Oscars, the night she received the Best Actress award for her role in Monster's Ball. It featured a burgundy taffeta skirt with an embroidered net top.
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15Julia Roberts' vintage Valentino dress, 2001
Getty ImagesRoberts chose a nine-year-old dress from Valentino's Haute Couture archives to pick up her Best Actress Oscar for Erin Brockovich at the 2001 Oscars. The black gown featured white piping detailing and a tulle train.
Valentino Garavani himself has previously said it was the best moment of his career.
16Bjork's swan dress by Marjan Pejoski, 2001
Getty ImagesTotally OTT but totally iconic, Bjork's 'swan dress' is red carpet fashion at its silliest. Designed by Macedonian designer Marjan Pejoski, it made headlines for weeks after the singer wore it to the 2001 Oscars.
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17Jennifer Lopez's jungle-print dress by Versace, 2000
Getty ImagesThis dress actually launched Google Images. Really. Google CEO Eric Schmidt previously admitted as much, noting: '[Google users] wanted more than just text. This first became apparent after the 2000 Grammy Awards, where Jennifer Lopez wore a green dress that, well, caught the world's attention. At the time, it was the most popular search query we had ever seen. But we had no surefire way of getting users exactly what they wanted: J.-Lo wearing that dress. Google Image Search was born.'
The Versace chiffon jungle-print gown with plunging neckline was pretty risqué at the time, and the singer and actor recently proved it is as relevant as ever. The now 51-year-old closed the SS20 Versace show in a close recreation of the gown.
18Sarah Jessica Parker's (as Carrie Bradshaw) newspaper print Dior dress, 2000 (pictured here in 2009)
James Devaney//Getty ImagesThis Dior newspaper print dress had a greater impact on pop culture than most. Not only did Sarah Jessica Parker wear it first in season three of Sex And The City (to ruin Natasha's lunch), and again in the second SATC film, but, the controversial collection from which is came from (John Galliano for Christian Dior's 'Hobo Chic' Couture and AW00) inspired Zoolander's tongue-in-cheek 'Derelicte' collection.
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19Gwyneth Paltrow's pink gown by Ralph Lauren, 1999
Getty ImagesBy far one of the most memorable dresses to be worn to the Oscars, Gwyneth Paltrow's sugar pink gown, worn to the 1999 event, was created by Ralph Lauren. It's full taffeta skirt and simple spaghetti strap top was the perfect 1990s take on red carpet glamour.
20Geri Halliwell's Union Jack mini dress, 1997
Getty ImagesGeri Halliwell thought the little black Gucci dress she had been given to wear for the Spice Girls' performance at the the 1997 BRIT Awards was too boring, so she asked her sister to stitch a Union Jack tea towel onto the front - and an icon was born.

Daisy Murray is the Digital Fashion Editor at ELLE UK, spotlighting emerging designers, sustainable shopping, and celebrity style. Since joining in 2016 as an editorial intern, Daisy has run the gamut of fashion journalism - interviewing Molly Goddard backstage at London Fashion Week, investigating the power of androgynous dressing and celebrating the joys of vintage shopping.
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