Flashback: Neil Young Joins R.E.M. On Stunning 'Country Feedback'

R.E.M. and Neil Young are both prolific collaborators, so when the alt-rock stars played an acoustic set at Young's annual benefit concert for Northern California's Bridge School in 1998, it was inevitable that they would end up onstage together. What wasn't predictable was how they chose to perform: R.E.M. backed a banjo-playing Young on an intense cover of his 1974 song "Ambulance Blues," and he returned the favor by joining R.E.M. for a gorgeous version of their