The attendees celebrate with cocktails, food, socializing, and entertainment.

Some are understandable, others are a little bizarre, but all are mandatory.

Here are the strict rules everyone who attends the Met Gala has to follow.

Rihanna at the Met Gala

Of course, that all eventually changed, and evidently, it became an issue at the hallowed soiree.

Although guests can’t document the event, there are photographers hired to take photos inside.

This is not by accident.

Sarah Jessica Parker, Keri Russell, and Andy Cohen taking selfie

Children are not allowed to attend the Met Gala.

“I can’t go, because I’m not old enough!”

And at that sit-down dinner, guests must sit in their assigned seats.

Frank Ocean holding robot baby at Met Gala

Having to sit in a designated seat might sound like a drag, but no attendee has publicly complained.

Guests aren’t stuck next to just anyone, though.

Still, food has to be made, and planning the menu is a long process.

Inside the Met Gala

It took a few months, and that’s just me speaking on my one dish."

One major rule all must follow?

No rule at the Met Gala has been followed by all guests, though.

Inside the Met Gala

If someone without proper training were to handle certain pieces, they could cause irreparable damage.

Not just anyone is allowed to come;Anna Wintour approves the celeb guest list.

Otherwise, you may risk landing on the “do not invite” list.

Char Defrancesco, Courtney Love, Marc Jacobs, and Frances Bean Cobain smoking

And how exactly does Wintour decide who gets to come and who doesn’t?

The event is a fundraiser, and tickets have to be purchased.

The long and short of it: Either pay up or don’t expect a spot at the banquet.

Jared Leto at the Met Gala

No one gets into the event unless she approves them."

Wintour has attempted to downplay just how much control she has over who gets to go to the gala.

I go, ‘I’m going to take that as a yes.'"

Inside the Met Gala

When guests arrive, they walk down the carpet, where they pose for photographs and participate in interviews.

At this time, guests are also able to see the new Costume Institute exhibit.

After that, there’s a sit-down dinner that guests must be seated for, and there’s entertainment.

Anna Wintour with 2023 Met Gala co-chairs

For many stars, that means attending the event with security.

“For visible monitoring, we typically have armed security.

Needless to say, she takes the Met Gala seriously; at the event, what Wintour says goes.

Donald and Melania Trump at the Met Gala

During dinner, Kardashian remained standing while the rest of the guests sat.

Someone had to explain to the legendary editor-in-chief that Kardashian’s dress made it impossible for her to sit.

According to sources, Met Gala staff have to meet Wintour’s standards, too.

Lady Gaga at the Met Gala

Gwyneth Paltrow at the Met Gala

Kim Kardashian at the Met Gala