Fans of the legendary Grateful Dead and John Mayer, get ready! These two forces are joining together to perform as Dead & Company for their #AmexUNSTAGED concert at Madison Square Garden on 7 November 2015 at 7:30PM ET. You can watch the livestream and the 24 hour rebroadcast at

John Mayer and members of the Grateful Dead discussed the unique experience of playing for Deadheads in a trailer for their upcoming livestream event