Foo Fighters and Zak Brown shred Black Sabbath’s “War Pigs” on Letterman.
In support of their highly-anticipated album, Sonic Highways, and accompanying HBO mini-series of the same name, Foo Fighters will serve as the musical guest every night this week on the Late Show with David Letterman.
Dave Grohl & co. kicked off their five-night residency with a fiery performance of Black Sabbath’s “War Pigs”, which featured a cameo from country rocker Zac Brown.