Celebs are sexy for many reasons: gorgeous faces, killer personalities, interesting flaws or smokey expressions. But who doesn't love a nice tight stomach? RadarOnline.com has searched stomachs far and wide for the best muscles in the business.

PHOTOS: The Hottest Star Abs in Hollywood!

From the chiseled perfection of Mario Lopez to the delicious cut of Audrina Patridge's taut tummy, these folks have star quality and something so much more--the dedication to relentlessly tone their mid-sections.

Enjoy the visual feast, featuring names like Miranda Kerr, Kellan Lutz, Anna Kournikova and more!

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• TAGS
• abs
• Anna Kournikova
• Audrina Patridge
• Celebrity Bodies
• Fitness
• Kellan Lutz
• Mario Lopez
• Miranda Kerr
• photos

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