So What Was Up With Joe Biden's Teeth?

Screenshot: ABC

During the entire Democratic presidential debate on Thursday night, which was approximately 2.75 hours too long, we at Jezebel were befuddled by what Joe Biden was doing with his mouth. Was he chewing air? Was it dry? Was it loose dentures?

We were not alone:

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We may never know for sure.

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About the author

Esther Wang

Senior staff writer, Jezebel