Saw this on Facebook. (Language warning)
It supposedly wasn’t even a setup. ‘Kiss Guy’ was just a local (Yayo Sanchez) from Austin who apparently can play guitar. But really: you’re going to be there at least half for the sight of Dave Grohl of the Foo Fighters delightedly losing his [expletive deleted] over what’s happens. It’s — and this phrase is overused, but it’s true in this case — pure entertainment. Have fun!