1 / 12

Jennifer Garner and the Duchess of Sussex

On 20 August 2018, Jennifer Garner was given the official Hollywood stamp of approval with her very own walk of fame ceremony. And when you’re acting royalty, name a greater opportunity to wear a number championed by the Duchess of Sussex herself? Yes, the actress looked to Meghan for inspiration and chose the very Roland Mouret dress the 37-year-old wore the evening before the royal wedding. [Photo: Getty]

Meghan Markle and Jennifer Garner twin in Roland Mouret: Celebrities who have worn the same outfits

Turning up to an event decked in the same outfit as a fellow guest is up there as one of the most blush-inducing fashion faux-pas you can commit. But spare a moment for the A-list, who can’t escape a function without being photographed and gracing the headlines the very next day.

From the Duchess of Sussex and Jennifer Garner’s Roland Mouret moment to that time Julia Roberts sought sartorial inspiration from none other than Rihanna, here’s a look back at celebrities who have worn the same outfits.

The question is: who copied who?

Follow us on Instagram and Facebook for non-stop inspiration delivered fresh to your feed, every day. For Twitter updates, follow @YahooStyleUK.

Read more from Yahoo Style UK:

August fashion drops: The clothes, shoes and accessories we’re buying this month

7 outfit ideas to wear during these tricky transeasonal months

This season’s scarf print trend has been given the royal stamp of approval