60 of the most outrageous looks in Met Gala history

"It wasn't really appropriate that we wore those shirts. Officially, we weren't following the honors of the dress code," Tyler told Vogue in 2020.

But as the daughters of famous rock stars Steven Tyler and Paul McCartney, the pair's "Rock Royalty" tank tops unintentionally created an iconic moment in pop culture

"It was an amazing thing, in a way. We were just being ourselves," Tyler added.

She even had her hair styled to fit the theme.

The theme was "The House of Chanel," and Kurkova's gown featured the words "I love you" across the bottom.

She took John Galliano as her date.

She's always one to take a risk in the name of fashion.

McQueen died in February 2010, and the 2011 Met Gala theme, "Alexander McQueen: Savage Beauty," was chosen to honor his legacy. Guinness wore a dramatic feathery frock from the designer's Spring 2011 collection for the occasion.

The gown featured tassels on the skirt and bodice.

She paired it with a dramatic silver headpiece.

She went for a gothic romantic look by Zac Posen.

Her pink pumps added a pop of color.

Her white floral dress was designed by Topshop.

Kardashian hit the red carpet in a floral gown with a thigh-high slit while eight months pregnant with her first child, North.

She also rocked a spiky 'do to complement the theme.

The dress had a flapper-inspired design.

The look helped establish her status as the undisputed queen of the Met Gala.

It was definitely a daring choice that instantly became iconic.

The gown featured red jeweled accents applied to look like a dragon.

The stunning dress was designed by Giles.

West even wore silver contacts to match his jacket, while Kardashian completed her look by dyeing her eyebrows blonde.

The star famously walked the red carpet alone, having released her smash sixth studio album, "Lemonade," just over a week before the Met.

She completed the look with yellow latex leggings.

Here she is at the 2016 ball in a sheer black Givenchy dress.

She paired it with a gravity-defying natural hairstyle.

She finished her 2016 look off with a pair of platform boots.

She seemed to be channeling her inner "Black Swan."

The light-blue dress appeared to be inspired by Cinderella.

She paired it with a lace mask for dramatic effect.

She paired the look with matching dark makeup and hair.

She paired the wings with a gold minidress and thigh-high gold boots.

She wore a high-low skirt, plenty of jewelry, and an attention-commanding headpiece.

She paired the look with black thigh-high boots.

The headpiece was a daring choice, but her Valentino ensemble ultimately became one of the most memorable looks of the evening.

She was one of a few celebrities to take a literal approach to the theme.

His outfit sparked a lot of conversation on Twitter.

She always nails the theme of the Met Gala, and this year was no exception.

She later revealed three other equally wild ensembles were underneath through a 16-minute entrance routine that perfectly embodied the theme, "Camp: Notes on Fashion."

She was surrounded by working light bulbs around the skirt and on the headpiece.

He was first carried down the pink carpet with six men in matching ensembles. Porter then stepped down to reveal an eye-catching pair of wings attached to his arms.

Her puffy gown featured feathered detailing at the edge of its dramatic train.

Her head-turning dress featured a blinking eye mechanism at the bodice, which she paired with several top hats. 

Her gown flowed out into a multicolored design.

She paired her swimsuit-style bodysuit with sheer embellished tights and a feathered black coat.

Her dress featured an abundance of strategically placed silver stars.

Her platform heels were embellished with Swarovski crystals.

Her headpiece was shaped like wings that framed each side of her face.

The singer wore an Oscar de la Renta dress to the 2019 Met Gala. 

The actor was dressed by Alessandro Michele for Gucci in a Victorian-esque scarlet gown covered in jewels. The outfit was a nod to Gucci's Autumn/Winter 2018 runway show, which featured the models carrying their own heads. 

The comedian and actress was photographed in a Michael Kors flared-leg pantsuit and matching hat designed by Stephen Jones. W Magazine reported that the look was made up of 57,000 sequins — 17,000 sequins on the jacket and 40,000 on the pants. 

The actor wore a half-tux, half-gown outfit designed by Christian Siriano.

"Christian Siriano is a genius," he told Page Six at the time. "And his staff and he made it so impeccably, that it was comfortable. I had a high heel that was the same height as a Doc boot, it was brilliant, and I could pee!"

The custom outfit featured a map that formed the shape of two men kissing. Levy told Vanity Fair that his look was a celebration of queer love inspired by artist and AIDS activist David Wojnarowicz.

The look featured oversized sleeves, pants with a map pattern, and black boots with gold details and flowers. He completed the look with Cartier jewelry. 

Lil Nas X arrived at his first-ever Met Gala in a gold Atelier Versace velvet cape. It had oversized shoulder pads and a collar.

He then removed the cape to reveal a golden body armor underneath. It had spikes on the shoulders, the Versace crest on the neckline, and sculpted abs.

Finally, before he went inside, Lil Nas X took off the armor and had a brown bodysuit that was covered in crystals underneath. He paired it with a Versace choker. 

Kardashian said on Instagram that her inspiration for the "In America: A Lexicon of Fashion" themed gala was a T-shirt. 

She arrived in a Balenciaga bodysuit that completely covered her and had two trains that flowed out of the back of her dress, as did her 75-inch ponytail.

The singer kept it simple in a black suede, three-piece Prada suit with a white T-shirt. Ocean's robotic baby was dressed in a Homer onesie and could move, which made it seem almost lifelike. 

Rihanna was one of the last stars to arrive at the gala, but she brought the drama with this look. 

Her all-black coatdress was designed by Balenciaga's creative director Demna Gvasalia. She paired it with a beanie, a crystal headpiece, and custom-made Maria Tash earrings. 

The rapper wore a look from the designer's spring 2022 collection. Underneath the quilt, A$AP Rocky had a black suit that matched Rihanna's Balenciaga ensemble. 

The actress wore the custom design with satin platform sandals and a long train. Fox told Vogue that her look was inspired by Bram Stoker's "Dracula."

"I think the inspiration, like the color — I wanted a dress that I had seen in Bram Stoker's 'Dracula,'" she said. "I'm very into gothic things and vampires and such."

The Canadian musician told Vogue that her look was inspired by Frank Herbert's novel "Dune." The chrome mask she's wearing is actually an original prop from David Lynch's 1984 film adaptation of the book. 

Monroe famously wore the dress to perform "Happy Birthday, Mr. President" in 1962, and the internet had plenty to say when Kardashian arrived in the iconic look.

Leto's look was inspired by the late designer's cat, Choupette.

The rapper and singer remained committed to her character, causing an awkward moment with Vogue red-carpet correspondent Emma Chamberlain when she replied to questions with meows instead of words.