Pippa Middleton has sparked speculation she and husband James Matthews are expecting their third child together.The 38 year old sister of Kate Middleton arrived at Buckingham Palace looking gorgeous in a green dress with a v-neck as she enjoyed the festivities on 4 June.
Author and columnist Pippa, who recently followed in her sister's footsteps by recycling outfits, appeared to be glowing as she linked her hands together above her tummy while smiling to the camera.
Styling her brunette mane down, Kate's younger sibling wore a subtle amount of makeup with black eyeliner and a touch of blush.
Get exclusive celebrity stories and fabulous photoshoots straight to your inbox with OK!'s daily newsletter Pippa and James are already parents to son Arthur, three, and daughter Grace, one, together.
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