If you've ever watched the Dave Letterman show, you know that people can do some amazingly stupid tricks. But...this one may just be THE greatest stupid human trick ever! Asian Porn Star, Hitomi Tanaka uses her massive mammaries to pull off an amazing feat. And I guess not having a gag reflex helps too (I think that's pretty safe to assume if you've seen any of her films). Check out her stupid human trick below.

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