Foodgasm v. Porngasm: Can you tell the difference?

Here's a slideshow of people pulling faces of "beautiful agony" — ecstasy so intense, it might be pain. The gimmick is that some of these are celebrity chefs and food commenters pulling faces after tasting a delicious morsel, and some are porn-stars in the throes of (possibly faked) ecstasy. You have to guess which.

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(via Kottke)