Pregnant Pippa Middleton Arrives for Prince Louis' Christening with Husband James Matthews

Pippa Middleton arrives for her nephew Prince Louis’ christening alongside her husband James Matthews on Monday (July 9) in London, England.

The 34-year-old pregnant younger sister of the Duchess of Cambridge and her husband are expecting their first child together later this year!

PHOTOS: Check out the latest pics of Pippa Middleton

Be sure to check out photos of Duchess Kate and Prince William with their three kids at the event if you missed them!

FYI: Pippa is wearing a custom Alessandra Rich dress.

See the photos in the gallery…