Mark will perform at the VIP Preshow Party at KeyBank Pavilion for the Dead and Company concert featuring John Mayer on Thursday, June 15th, 2017. This is a private party for VIP members, label executives and premium season ticket holders.  Mark will perform an hour and 50 minute acoustic show at the VIP Pavilion prior to the concert.  Show starts at 5:00pm to 6:50pm.