According to a statement released by the band, "Early this morning, John Mayer was admitted to the hospital for [an] emergency appendectomy forcing the Dead & Company Dec. 5th concert in New Orleans to be postponed. All tickets for the Dec. 5 show will be honored for the rescheduled date. Information on the rescheduled date will be announced as soon as possible. Should ticketholders choose to seek a refund, they will be available at point of purchase."