Pippa Middleton wears Prabal Gurung

PA

Debuting one of her best looks yet, Pippa Middleton donned a pretty Tabitha Webb printed dress to wow guests, including the Queen and Prince Charles, at the Queen's Coronation Festival.

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Teaming her lace and digi-print dress with a white leather envelope clutch, Pippa also showed off new tousled tresses, a departure from her usual glossy blow-dry. Chatting with brother James Middleton, she finished her look with a golden summer glow and a matte pink lip.

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Neither the Duke or Duchess of Cambridge were in attendance at the celebration, with Kate Middleton preparing for the Royal birth, which is now only days away.

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Watch: Pippa Middleton at her book launch interview