The Seattle Seahawks were recently known as having the loudest fans in the NFL, but now the Kansas City Chiefs can proudly boast that title.
The Chiefs' official Twitter account posted that their fans were able to break the record for loudest outdoor stadium at Arrowhead on Monday night against the New England Patriots. The Chiefs fans reached 142.2 decibels, breaking Seattle's previous record of 137.6, as determined by the Guinness Book of World Records.
According to ESPN's Darren Rovell, this was the device to measure the sound:
All of the Chiefs fans made sure to give it their best effort, including this guy with a GoPro camera on his head.