Mariah Carey
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Because no one wants to tell Mariah Carey she can't wear white at their wedding. Photo: Rex Features
Kate Middleton
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Having a royal attend your wedding is basically a sure-fire way to make sure everyone else on your list is RSVP'ing "Yes. Photo: Rex Features
Keith Richards
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Still the same Keith Richards but with a suit on. Photo: Rex Features
Lenny Kravitz
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At the wedding of his friend Barbara Becker. Photo: Rex Features
Naomi Campbell
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Whoever said you can't wear gothic black to a wedding? Photo: Rex Features
Madonna
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Madonna looked very Cruella deVille at this New York Public Library wedding. Photo: Rex Features
Tina Fey
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Spotted heading to Alec Baldwin's wedding. Photo: Rex Features
Joan Rivers
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At the wedding of Howard Stern and Beth Ostrosky. Photo: Rex Features
Ciara
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Casual wedding attire at the wedding of La La and Carmelo Anthony. Photo: Rex Features
Naomi Campbell
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Looking like actual royalty at the royal wedding of Prince Albert II of Monaco. Photo: Rex Features
Rihanna
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So very chic. Photo: Rex Features
Kate Moss And Her Daughter Lila Grace
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When in doubt, the most glamorous cover-up is a full-on fur coat. Photo: Rex Features
Cindy Crawford
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Attending George and Amal Clooney's wedding. Photo: Rex Features
David And Victoria Beckham
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David Beckham, Victoria Beckham
Subtlety is overrated. Photo: Rex Features
Brook Shields
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In crimson velvet at the wedding of Katie Holmes and Tom Cruise. Photo: Rex Features
Anna Wintour
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In a glam feathery shrug and her signature shades at George and Amal Clooney's wedding. Photo: Rex Features
Lady Gaga
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Lady Gaga in a very atypical Grecian bridesmaid dress. Photo: Rex Features
Jenna Lyons
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A look that almost (almost) threatened to upstage Solange's all-white wedding. Photo: Rex Features
David And Victoria Beckham
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David Beckham, Victoria Beckham
Ever the dapper gent and lady at the wedding of Prince William and Kate Middleton.
Emily Blunt
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When you're attending the black-tie wedding of Amal and George Clooney, one does not show up in an average frock. Photo: Rex Features
Kanye And Kim Kardashian West
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Kim Kardashian, Kanye West
The reality star did her best to upstage the bride in this revealing black dress. Photo: Rex Features
Elle Macpherson
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Elle Macpherson wore paparazzi-repellent shades at her arrival at a Miami wedding. Photo: Rex Features
Charlotte Casiraghi
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Definitely what we would wear to a wedding if we had Chanel on speed-dial. Photo: Rex Features
John Galliano
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We would expect no less from John Galliano attending a wedding. Photo: Rex Features
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It's always risky inviting a high-profile celebrity to your wedding (even if you're one yourself), when there's the chance your big day will be overshadowed by their presence. But when it does happen, it's usually the best kind of spectacle. Ahead, 30 celebrity wedding guests trying their best to be low-key or the opposite — being extra fabulous — because they can't help it.
