Get ready for even more music, Austinites. Austin City Limits Festival came to an agreement with the Austin Parks and Recreation Department to expand 2013's ACL fest into two weekends. The 2011 festival infused an estimated $106 million into the Austin economy over three days, with 59 percent of attendees visiting Austin for the event. Stay tuned for more info, as C3 Presents continues to discuss the expansion of the ACL Festival to two weekends in 2013, scheduled for October 4-6 and 11-13 in Zilker Park.