Forget, "When a boy becomes a man." We know what Calvin Klein does when he doesn't.
Check out Justin Bieber's wisp of a happy trail in the pic from the raw video of the photo shoot. Now check out the photo taken for the print ad ... seems like Justin got a digital pelvic merkin.
It's ironic ... CK is trying to make Biebs look more like a man, after being slammed for years for using hairless, nubile young models.
So we gotta ask ...
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