The drunkest fan base in the NFL got a grandmother to funnel a beer, and it's incredible

These fans know how to throw down.

Over a week ago, we brought you numbers that show the Buffalo Bills have the drunkest fan base in the NFL.

And if you didn't believe those numbers, check out the clip above, where an older lady appears to funnel a beer with the rest of the Bills Mafia.

With an upcoming tilt against the New York Jets right down the road, Bills fans will surely be as rowdy as ever.