(CNN) Store attendants foiling a robbery isn't that unusual. But what makes this attempt noteworthy is this scene.

Take a look at restaurant owner Kequi Wang's face:

That's the surprised look of someone suddenly realizing that the gun she defiantly wrested off a robber -- because she thought it was a fake -- is very real.

The incident happened at Crazy Wings in Norfolk, Virginia, on Sunday night. A man walked in, pointed a gun at Wang and demanded she open the cash register.

But Wang wasn't having it.

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