It takes a special kind of commitment to keep entertaining a crowd of thousands on a freshly-broken leg, but Dave Grohl is dedicated to his fans. The Foo Fighters frontman took a catastrophic tumble off the stage during a concert in Gothenburg, Sweden on Friday, forcing him into a surprisingly brief hiatus to seek medical assistance. Two songs into the band’s show Grohl seemed to have miscalculated a jump onto a ramp, falling instead into the security pit. He told fans “you have my promise right now that the Foo Fighters, we’re gonna come back and finish this show”