Yesterday Pippa Middleton watched defending champion Rafael Nadal beat Ivan Ljubicic at the French Open in Paris, France, and Kate Middleton's younger sister looked lovely in a black and grey sundress.

Throughout the 6+ hours of tennis at the Roland-Garros Stadium, Pippa seemed very animated -- smiling and enjoying herself.

A smiling Pippa Middleton at the French Open - Hollywire.com

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A smiling Pippa Middleton at the French Open - Hollywire.com

What do you think of Pippa's look?

Photos courtesy of Pacific Coast News