You never know what you’re going to get at a Foo Fighters show these days, and at the band’s Sept. 19 stop in Anaheim, fans were treated to a truly unusual spectacle: Yes singer Jon Davison coming up onstage to join them for a cover of the Rush classic “Tom Sawyer.”
Read More @ Ultimate Classic Rock: Watch Yes Singer Jon Davison Cover Rush's 'Tom Sawyer' With Foo Fighters
