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Mike Sorrentino

Mike Sorrentino, who's better known as "The Situation" on MTV's "Jersey Shore," is always flaunting his rock-hard abs, whether he's on a beach or not. And, as much as we hate to admit it, they are pretty impressive!

The Boys of Summer

Hugh Jackman, Joe Manganiello, Chris Hemsworth, and other hot stars show off their buff bods.