“Hairball is a large concert experience that includes pyrotechnics, smoke, strobe lightning, and additional special effects. The holder of this ticket expressly assumes all risk incident to the event, whether occurring prior to, during or subsequent to the actual event, and agrees that all participants, sanctioning bodies, and all employees, agents, officers, and directors of Hairball Productions, its affiliates and subsidiaries, are hereby released from any and all claims arising from the event, including claims of negligence.”