Pippa Middleton Flaunts Her Ridiculously Ripped Abs (and More Sizzling Celeb Swimwear Pics)

See Pippa Middleton, Kendall Jenner, Bar Refaeli and more stars giving us vacation (and beach body) envy

PIPPA MIDDLETON

One major perk of doing incredibly tough sports challenges, as the royal sister does: It pays off with a ripped body like Pippa's.