Hear Sammy Hagar and Joe Satriani's NFL Theme Song
Hagar and Chickenfoot partner Joe Satriani have recorded "Knockdown," one of the new songs included on the Official Gameday Music Of The NFL three-track single.
Along with tracks from Darius Rucker and Hinder, Hagar's "Knockdown" is an adrenaline-charged, fist-pumping rocker that will be used by the NFL throughout the season. more on this story
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