From Margaritaville.com: The Jimmy Buffett concert at Jiffy Lube Live on August 27th has been postponed to Thursday, September 1st. Due to the predicted impact of Hurricane Irene and forcasted high sustained winds and heavy rain for the DC Metro area, Live Nation is announcing the postponement of the Jimmy Buffett & The Coral Reefer Band concert scheduled for Saturday August 27th at Jiffy Lube Live in Bristow VA. The concert has been rescheduled to take place on Thursday, September 1st. All tickets purchased for the postponed concert will be honored on the new date.
From LiveNation.com: Tickets from the original date are good to the new rescheduled date and do not need to be exchanged. Refunds are available at point of purchase.