Even the clothes people wear are subject to certain regulations.

In fact, dressing protocol is one of the foremost features of royal etiquette.

Yes, aroyal wedding really comes with a strict dress code for guests.

Meghan Markle smiling

Here are some of the most inappropriate outfits worn to royal weddings.

It goes without saying that the payoff was terrific.

Without question, Delevingne was one of thebest dressed at Princess Eugenie’s wedding.

Cara Delevingne walking

The response thankfully did not turn all that extreme and, in fact, took a more affirmative turn.

In 2018, Chloe Madeley defied that cardinal rule and how.

Needless to say, Madeley was one of the most talked about royal wedding guests that year.

Princess Beatrice waving

It wasn’t rebellion that prompted this wardrobe gaffe from Madeley.

“I thought I did not need a religious war, but lesson learnt,” Madeley said.

Did Sabrina Elba wear too much Gucci?

James Haskell and Chloe Madeley walking

Her couture sensibilities are regarded highly, even though they may sometimes be hard to comprehend.

A Beckham original, the dress had multiple slit details, including a dangerously low one down the front.

“I love a bit of navy,” she told theEvening Standard.

Sabrina and Idris Elba posing

A matching hat and heels completed the ensemble, which was black from head to toe.

One of the first noticeable features of Tindall’s getup was the color of her outfit.

“She wanted to bring some simplicity and just timeless elegance.

Victoria Beckham at Prince Harry’s wedding

Zara Tindall in pinstriped blazer and skirt

Prince Harry and Meghan Markle’s wedding