When it comes to wedding etiquette, we’re all guilty of breaking a rule or two.
Maybe you peeked at your phone acoupletimes during the reception.
For instance, wearing white on your BFF’s big day?

“It’s the number one rule,” wedding planner Alexa Kritis previously toldThe List.
“It’s the bride’s day, not yours.
She spent a lot of money on that white gown, so be respectful.”

Especially when it comes to celebrity weddings, a clash of egos can lead to a monumental nuptial no-no.
So get ready to do that as we run through the most inappropriate celebrity wedding guest dresses.
As such, it was only right that all eyes ought to have been on the blushing bride.

But some guests apparently didn’t get the memo.
The socialite wasn’t the only one who showed up to the ceremony in gloomy hues, however.
Her mom, Kathy Hilton, sported a lacy black mini-dress.

Evidently, the apple doesn’t fall too far from the tree.
While the union was a thoroughly classy affair, not all the guests wore attire befitting the occasion.
This is not what you wear to a wedding," argued one user.

“Some may say ‘break the rules, stand out’ … No.
Weddings are about the couple and their life together, not guests making thigh-high statements!”
But Turner is the first to admit that this wasn’t her finest hour.

I’ll forever regret this look," she admitted toEllein 2020.
“One of my worst looks.”
“Urgh, it was a disaster.

Worst fashion choice,” she concluded.
Taylor Swift seemed to think so.
“Who tf wears white to someone else’s wedding?”

one user commented on Instagram.
Prince Harry and Meghan Markle were still working royals and were set to tie the knot at Windsor Castle.
We expected fascinators, pastel hues, and the fanciest finery.

We did not expect Victoria Beckham to show up in her mourning gear.
The ensemble appeared black in photos, leading to critics accusing her of dressing inappropriately for the joyous occasion.
“Does Victoria Beckham realize she is going to a wedding rather than a funeral?”

asked one viewer (via theMirror).
Anyone would think she’s at a funeral by the look on her mush."
Indeed, the ensemble appeared less Vicky Adams, and more Morticia Addams.

“I love a bit of navy,” she enthused.
“The dress is one of my favorites.”
She finished off the fancy fit with giant pearl drop earrings.

As for the bride herself?
A demure strapless gown and elegant veil sufficed.
But Roseberry argued that flagrant exhibitionism was the entire point of Adele’s dress.

Later that evening, Adele was seen twerking on the dance floor in the designer gown.
Then again, she’s always been one for making new rules.
In 2022, she attended the wedding of French fashion designer Simon Jacquemus and his fiance, Marco Maestri.
The grooms looked dashing in their contrasting suits Jacquemus in black and his soon-to-be hubby in white.
According to wedding etiquette expert Diane Gottsman, the dress may be perceived as attention-seeking.
Middleton’s frock arguably broke wedding etiquette, resembling a bridal gown itself.
But even more eyebrow-raising was how it contoured to her figure, distracting from the demure bride’s silhouette.
Subsequently, the dress provoked intense debate, with some accusing Middleton of attempting to outshine her sister.
The dress should have been enough to ensure that all eyes were on Hilton.
“She looks great but not very wedding appropriate,” wrote one detractor.
“I can’t really see Kim as a bridesmaid these days.
She’s too obsessed with being number one,” wrote another critic.
that she supported Hilton throughout the ceremony and even helped her with her own gown.
Critics may have loathed the socialite’s outfit, but she couldn’t have cared less.
“I was delighted with it,” she toldVanity Fair.
But not all of their guests opted for similarly conventional outfits.
This skin-baring technical feat … calls to mind Cher’s most memorable Bob Mackie look."
The dress proved highly controversial, with social media users accusing the model of attempting to outshine the bride.
“It’s just blatantly disrespectful to the bride,” commented one user.
It also sparked debate about whether wearing an eye-catching dress is acceptable at a wedding.
Appearing on the"What Were You Thinking?
“I’ve changed and my style has progressed, but still, I’m still me… “I don’t know what you wear to a royal wedding!”