Hottest Bodies 2014

PEOPLE's Most Amazing Bodies of 2010

Zac Efron! Kendra Wilkinson! Get a glimpse of last summer's hottest bodies in their itty-bitty finest

CARRIE UNDERWOOD

There is nothing down-home about this Grammy winner's killer bikini body, and thanks to a regimen of healthy eating and regular workouts (cardio, kickboxing and the elliptical), the longtime vegetarian lost – and has kept off – 20 lbs. following her season 4 win on American Idol in 2005.