Dave Grohl, pictured here performing with Foo Fighters at the Marcus Amphitheater for Summerfest last year, is expected to make a newly-announced guest appearance during the Chevy Metal set at the Harley-Davidson 110th Anniversary Celebration …
When self-proclaimed "'70s dirt rock cover band" Chevy Metal walked onto the BMO Harris Pavilion stage on the Summerfest grounds early Thursday evening for the Harley-Davidson 110th anniversary, Dave Grohl, A-list rock star frontman for Foo Fighters …