Now that Pippa Middleton is engaged to financier James Matthews, it's time to reacquaint ourselves with the English socialite.

We know she's Duchess Kate's younger sister and, thanks partly to an impressive derriere, the surprise superstar of the 2011 Royal Wedding, but what's her deal? How does she fill her days?

SEE ALSO:Royal Wedding Part 2: Pippa Middleton is now engaged

Here are 10 fun facts about the only woman alive who could pull off a white dress at her sister's globally televised wedding.

1. As a young student Pippa boarded at St Andrew's School, which her sister Duchess Kate also attended.

2. Pippa and Kate were Brownies together as children.

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3. She graduated from the University of Edinburgh with a degree in English literature.

4. Pippa and Kate have a younger brother, James. He was recently the subject of engagement rumors along with his girlfriend, Donna Air, an English actor, stylist and brand advisor.

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Donna Air, James Middleton and Pippa MiddletonCredit: David M. Benett/Getty Images

5. After college, Middleton worked in public relations promoting luxury goods, and then as an events manager.

6. She is quite the athlete, having competed in marathons everywhere from Kenya to China, often for charity.

ANNAPOLIS, MD - JUNE 21: Pippa Middleton (L), her brother James Middleton (C), and their Michael Matthews Foundation teammates cross the Race Across America 2014 finishline on June 20, 2014 in Annapolis, Maryland. (Photo by Paul Morigi/WireImage)Credit: Paul Morigi/WireImage

7. Middleton is an ambassador for charities including the Mary Hare School and the British Heart Foundation.

8. Pippa is such a fashion icon that she worked with luxury British brand Tabitha Webb to design a dress and a scarf. Unfortunately, the items are no longer for sale on the label's website.

Credit: tabitha webb

9. In 2011, a (rather controversial) study named Pippa's shade of skin "Royal Mocha" and declared it the "most desirable" skin tone.

10. She already has the perfect wedding dress in her closet for her upcoming nuptials: the Maid of Honor dress she wore to the Royal Wedding.

Credit: CARL DE SOUZA/AFP/Getty Images

Come on, Pippa. Wear it one more time.

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