Mike Dean collaborated with a former member of the band Nirvana on what song?
Mike Dean (musician):  Along with several production and engineering credits he also collaborated with Dave Grohl on the Probot song "Access Babylon", a return to the punk/metal fusion of old. Dave Grohl:  He is the former drummer of the grunge band Nirvana and the frontman and founder of the rock band Foo Fighters, of which he is the lead vocalist, rhythm and lead guitarist, and primary songwriter.
Access Babylon