"Good Morning Football" host Jamie Erdahl shares how excited she is to sound the Gjallarhorn during the Vikings Week 9 game against the Indianapolis Colts. On "Good Morning Football", NFL Network ...

NFL Network's Jamie Erdahl on opportunity to sound Minnesota Vikings Gjallarhorn for Week 9 game vs. the Indianapolis Colts. UCF cornerback prospect BJ Adams wakes up with "GMFB" and breaks down ...

The tradition draws from Norse mythology, where Gjallarhorn is the horn of Heimdallr. The legend of the horn blows to indicate the beginning of Ragnarok, the end of the world in Norse mythology.