Zac Brown Band Covers Rock Song With Dave Grohl

Zac Brown Band was in town for the start of the Super Bowl festivities in Atlanta, Georgia. They appeared onstage event with none other than Foo Fighters' Dave Grohl to perform the Metallica classic "Enter Sandman." Showing off not only their head-banging skills but their insane music skills, the members of Zac Brown Band seemed to love getting…