Pending the final results of our investigation , it appears that an unknown , outside group or individual improperly accessed www.gotickets.com ’s database possibly exposing some of our customers ’ sensitive information , including shipping , billing and credit card data related to purchases made through www.gotickets.com . We believe this improper access occurred on or around May 22 and May 30 , 2012 . Although we are not certain that your sensitive information was affected , as a precaution , we are advising you to keep a close eye on this account ’s activity . ;