US actor Jared Leto arrives for the 2023 Met Gala at the Metropolitan Museum of Art on May 1, 2023, in New York. (PHOTO / AFP)

NEW YORK - An enormous fluffy, white, blue eyed Burmese cat mascot ascended the Metropolitan Museum of Art steps on Monday in homage to Karl Lagerfeld's beloved pet "Choupette,"  who later revealed himself as actor Jared Leto, bringing a whole new meaning to this year's Met Gala dress code "in honor of Karl."

US actor Jared Leto arrives for the 2023 Met Gala at the Metropolitan Museum of Art on May 1, 2023, in New York. The Gala raises money for the Metropolitan Museum of Art's Costume Institute. (PHOTO / AFP)

In another homage to the famous feline, American rapper and singer Doja Cat wore a cat nose prosthetic and a hooded Oscar de la Renta hooded gown fitted with cat ears.

Doja Cat attends The Metropolitan Museum of Art's Costume Institute benefit gala celebrating the opening of the "Karl Lagerfeld: A Line of Beauty" exhibition on May 1, 2023, in New York. (PHOTO / AP)

The exhibition "Karl Lagerfeld: A Line of Beauty," celebrates the work and life of the late German designer who was creative director for fashion houses including Chanel and Fendi. This year's guests were told to dress "in honor of Karl"

The invitation-only Met Gala, famed for its A-list celebrities and extravagant outfits, is a benefit for New York's Metropolitan Museum of Art and marks the opening of the Costume Institute's annual fashion exhibit.

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The upcoming exhibit, Karl Lagerfeld: A Line of Beauty celebrates the work and life of the late German designer who was creative director for fashion houses including Chanel and Fendi as well as his namesake brand. This year's guests were told to dress "in honor of Karl."

"Karl loved romantic but he also loved something a little edgy and nasty," said American fashion designer Michael Kors.

Many celebrities opted for looks that were très romantique and ancien, with no shortage of vintage Chanel gowns, pearl necklaces and flower decals on the red carpet.

There was also no shortage of bling.

Meta Gala co-chair Dua Lipa wore a vintage 1992 Chanel Haute Couture Fall cream tweed gown and paired it with a never before seen 100 karat Tiffany diamond necklace.

Dua Lipa attends The Metropolitan Museum of Art's Costume Institute benefit gala celebrating the opening of the "Karl Lagerfeld: A Line of Beauty" exhibition on May 1, 2023, in New York. (PHOTO /AP)

American Rapper Lil Nas X brought the edge arriving covered head to toe in sparkling silver body paint, crystals and pearls and a diamond, crystal and pearl mask.

Lil Nas X attends The Metropolitan Museum of Art's Costume Institute benefit gala celebrating the opening of the "Karl Lagerfeld: A Line of Beauty" exhibition on May 1, 2023, in New York. (PHOTO /AP)

Meta Gala co-chair and Ghanaian-British screenwriter and actress Michaela Coel wore a nude semi-sheer long sleeve Schiaparelli gown diamond encrusted with 130,000 crystals, straight back corn rows and gold statement accessories including a diamond-and-gold turtle-neck necklace.

Michaela Coel attends The Metropolitan Museum of Art's Costume Institute benefit gala celebrating the opening of the "Karl Lagerfeld: A Line of Beauty" exhibition on May 1, 2023, in New York. (PHOTO /AP)

The so-called Oscars of the East Coast this year is also co-chaired by Spanish actress Penelope Cruz, Swiss tennis great Roger Federer and Vogue Editor Anna Wintour, who has organized and presided over the event since 1995.

Penelope Cruz attends The Metropolitan Museum of Art's Costume Institute benefit gala celebrating the opening of the "Karl Lagerfeld: A Line of Beauty" exhibition on May 1, 2023, in New York. (PHOTO / AP)

Roger Federer attends The Metropolitan Museum of Art's Costume Institute benefit gala celebrating the opening of the "Karl Lagerfeld: A Line of Beauty" exhibition on May 1, 2023, in New York. (PHOTO / AP)

Anna Wintour, left, and Bill Nighy attend The Metropolitan Museum of Art's Costume Institute benefit gala celebrating the opening of the "Karl Lagerfeld: A Line of Beauty" exhibition on May 1, 2023, in New York. (PHOTO / AP)

Salma Hayek, left, and Francois-Henri Pinault attend The Metropolitan Museum of Art's Costume Institute benefit gala celebrating the opening of the "Karl Lagerfeld: A Line of Beauty" exhibition on May 1, 2023, in New York. (PHOTO / AP)

David Byrne attends The Metropolitan Museum of Art's Costume Institute benefit gala celebrating the opening of the "Karl Lagerfeld: A Line of Beauty" exhibition on May 1, 2023, in New York. (PHOTO / AP)

Kaitlyn Dever attends The Metropolitan Museum of Art's Costume Institute benefit gala celebrating the opening of the "Karl Lagerfeld: A Line of Beauty" exhibition on May 1, 2023, in New York. (PHOTO / AP)

Jeremy Pope attends The Metropolitan Museum of Art's Costume Institute benefit gala celebrating the opening of the "Karl Lagerfeld: A Line of Beauty" exhibition on May 1, 2023, in New York. (PHOTO / AP)

Kim Kardashian attends The Metropolitan Museum of Art's Costume Institute benefit gala celebrating the opening of the "Karl Lagerfeld: A Line of Beauty" exhibition on May 1, 2023, in New York. (PHOTO / AP)

Rihanna, left, and A$AP Rocky attend The Metropolitan Museum of Art's Costume Institute benefit gala celebrating the opening of the "Karl Lagerfeld: A Line of Beauty" exhibition on May 1, 2023, in New York. (PHOTO / AP)

Glenn Close, left, and Erdem Moralioglu attend The Metropolitan Museum of Art's Costume Institute benefit gala celebrating the opening of the "Karl Lagerfeld: A Line of Beauty" exhibition on May 1, 2023, in New York. (PHOTO / AP)

Gwendoline Christie attends The Metropolitan Museum of Art's Costume Institute benefit gala celebrating the opening of the "Karl Lagerfeld: A Line of Beauty" exhibition on May 1, 2023, in New York. (PHOTO / AP)

Gigi Hadid attends The Metropolitan Museum of Art's Costume Institute benefit gala celebrating the opening of the "Karl Lagerfeld: A Line of Beauty" exhibition on May 1, 2023, in New York. (PHOTO / AP)

Lizzo attends The Metropolitan Museum of Art's Costume Institute benefit gala celebrating the opening of the "Karl Lagerfeld: A Line of Beauty" exhibition on May 1, 2023, in New York. (PHOTO / AP)

Emily Blunt attends The Metropolitan Museum of Art's Costume Institute benefit gala celebrating the opening of the "Karl Lagerfeld: A Line of Beauty" exhibition on May 1, 2023, in New York. (PHOTO / AP