http://1.bp.blogspot.com/-wE_a1zDmB6w/U0M-9o8grMI/AAAAAAAAAmw/UIFzcWbnGB4/s1600/Hail+Hydra+Banner.jpg (Unsupported image host)
It's from Captain America: The Winter Soldier.. They are the bad guys and they whisper "hail hydra" to each other. It became a meme.

I think this is true though. I don't trust black widow.
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