Girl chugs beer during match Roberto Bautista-Agut and Felix Auger-Aliassime

A US Open fan's repetitive beer chugs become viral.

As the winner of Roberto Bautista-Agut versus Felix Auger-match, Aliassime's a fan emerged.

Friday's third-round match at the U.S. Open featured an applause-worthy blond fan who grabbed her beer and began chugging it.

But the challenge wasn't over yet.

There were more cameras on her in the fifth set of a match that Auger-Aliassime would win. In the end, she snatched her friend's and downed it as well.