You’ve already probably seen for the Sports Illustrated swimsuit issue, but we got a little behind-the-scenes action in this clip of Vonn doing pull-ups pretty much naked.

But hey, remember when Tiger Woods used to date. You messed up big time, bro. Big time.

If we could find a gym where this went down, we would sign up for a lifetime membership in a heartbeat. In fact, be right back. Time to do a little bit of research.

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