1/23 Leaving her house, May 2017
A week before her wedding, Pippa was spotted on the streets of London in skintight leather trousers and a tan leather jacket.
[Photo: FameFlynet] 2/23 Sandringham church service, January 2017
Pippa went detective style, donning a brown coat and matching hat for a wintertime church service.
[Photo: Getty] 3/23 Christmas Day church service, December 2016
Pippa went to church with the Duke and Duchess of Cambridge and her husband-to-be while dressed in a muted tweet coat and suede knee-high boots.
[Photo: Getty] 4/23 BGC Annual Global Charity Day, September 2016
Pippa manned the phones for a charity event wearing a tailored lilac jumpsuit and pointy grey heels.
[Photo: Getty] 5/23 Leaving her house, July 2016
Pippa opted for printed polka dot dress and chunky block sandals for a day in London.
[Photo: FameFlynet] 6/23 Frost Summer Party Fundraiser 2016, July 2016
Pippa turned to the high street for her Frost Summer Party dress last year. Donning a £365 floaty and floral L.K. Bennett dress, the brunette looked wonderfully summery.
[Photo: PA Images] 7/23 Wimbledon, July 2016
This graphic print Tabitha Webb dress certainly stood out at the 2015 Wimbledon championship - a great look for the star who tends to stick to block colours.
[Photo: PA Images] 8/23 Wimbledon, June 2016
Suzannah was the brand behind this summery floral frock, which Pippa wore to Wimbledon this year.
[Photo: PA Images] 9/23 British Heart Foundation charity ball, February 2016
Pippa paired a black and white Tabitha Webb dress with a birght red Radley clutch and matching heels for a charity event at the start of this year.
[Photo: PA Images] 10/23 Boodles Boxing Ball in aid of The Gordon Ramsay Foundation, September 2015
Wearing a tiered Jenny Packham dress, boasting a keyhole design, Pippa looked bronzed and beautiful at a ball in September 2015.
[Photo: Rex] 11/23 Wimbledon, July 2015
Pippa turned to Carolina Herrera for one of her Wimbledon 2015 looks. The brunette donned a monochrome jumpsuit with a peplum top for the occasion.
[Photo: PA Images] 12/23 Roll Out The Red Ball fundraiser, February 2015
This red, lace Carolina Herrera was a winning look for the royal-in-law at a charity fundraiser in early 2015.
[Photo: PA Images] 13/23 GQ Men of the Year awards, September 2014
Pippa got her glam on in a sequin encrusted Hugo Boss midi dress at the GQ Men of the Year awards in September 2014.
[Photo: PA Images] 14/23 Sir David Frost memorial service, March 2014
This belted, navy blue Suzannah shirt dress was the perfect pick for Sir David Frost’s memorial service in early 2014.
[Photo: PA Images] 15/23 The Boodles Boxing Ball 2013, September 2013
Catherine Deane was Pippa’s designer of choice at a ball in 2013. Boasting a burnt orange maxi skirt and a black halter neck bodice, the form-fitting number was a great choice for the brunette.
[Photo: Getty] 16/23 James Meade and Lady Laura Marsham wedding, September 2013
Wearing a teal, lace Tabitha Webb dress to a wedding in 2013, Pippa took a leaf out of her sister’s book and added a hat as the finishing touch.
[Photo: PA Images] 17/23 Coronation Festival, July 2013
What does one wear to a party at Buckingham Palace? Tabitha Webb, apparently.
[Photo: Rex] 18/23 Wimbledon, July 2013
A striped, and pleated skirt, was Pippa’s choice for a day out at Wimbledon in 2013.
[Photo: Rex] 19/23 Cheltenham Festival, March 2013
Wearing a bright and bold coat by Katherine Hooker paired with a statement fur hat to the races in spring 2013, Pippa showed she’s not afraid to stand out.
[Photo: PA Images] 20/23 Launch of her party planning book, October 2012
Pippa opted to wear a Stella McCartney dress with a flared skirt to her book launch in 2012.
[Photo: PA Images] 21/23 ‘Shadow Dancer’ film premiere, August 2012
At a film premiere in summer 2012, Pippa opted to wear a monochrome dress by British luxe label Temperley.
[Photo: PA Images] 22/23 Wimbledon, July 2012
At the Wimbledon 2012 championships with her big sister as her date, Pippa cut a fashion forward figure in a £350 ‘Phoebe’ frock from Project D, decorated with bluebirds. She paired the look with Jaeger shoes.
[Photo: PA Images] 23/23 The Duke and Duchess of Cambridge’s wedding, April 2011
Just like Kate, Pippa wore a custom made Alexander McQueen number for the wedding of the decade. The crisp, white dress featured a cowl neck design, cap sleeves and a fishtail skirt.
Since bursting onto the ‘celebrity’ scene at her big sister’s wedding, Pippa Middleton has become something of a national treasure. Her easy going manner, winning smile, on point ladylike style and *that* behind have helped the 32-year-old soar in the past five years.
high-profile wedding looms, we look back over Pippa’s most memorable looks - and attempt to guess what she may wear on her big day. Follow us on Instag r am and Facebook for non-stop inspiration delivered fresh to your feed, every day. For Twitter updates, follow @YahooStyleUK. Read more from Yahoo Style UK: When is Pippa Middleton’s wedding, where is it and who’s attending? 6 designers Pippa Middleton might wear on her wedding day Wedding wars: Pippa Middleton versus the Duchess of Cambridge