DESCRIPTION:
Pearl Jam's Mike McCready's side project UFO cover band Flight To Mars had GNR's Duff McKagan jump onstage and play (unrehearsed) AC/DC's "Let There Be Rock". Photos: https://www.facebook.com/media/set/?set=a.10153500195852611.1073742072.55058857610&type=3

iPhone6 video/photos by "Iron" Mike Savoia
https://www.facebook.com/SavoiaPhotographyLive