Playboy - Michelle Manhart

Don't say "Sir" to this drill instructor

"Since I was 12 years old I have dreamed of being in Playboy," says California-born Michelle Manhart, an Air Force drill sergeant. We are more than happy to oblige. You're not likely to see many drill instructors this beautiful—or this nude.

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Playboy - Tricia Helfer

Out of this world

Blasting off with Battlestar Galactica's Tricia Helfer. As Cylon Number Six on Battlestar Galactica, model-turned-actress Tricia Helfer is easily the sexiest robot in history. The sultry Canada native lets down her hair before our camera in sunny Acapulco.

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