Pippa Middleton & Boyfriend Nico Jackson Are a Red Hot Couple for Red Ball

Pippa Middleton walks the carpet at the British Heart Foundation’s Roll Out the Red Ball held at the Park Lane Hotel on Tuesday (February 10) in London, England.

The 31-year-old younger sister of the Duchess of Cambridge attended the event with her boyfriend Nico Jackson, but she walked the red carpet solo.

PHOTOS: Check out the latest pics of Pippa Middleton

Pippa‘s brother James Middleton, 27, was also in attendance at the event with his girlfriend Donna Air, 35, who is a British television presenter and actress.

25+ pictures inside of Pippa Middleton looking red hot…