Celebrate the holiday season on the day after Thanksgiving at the annual Lighting of the Square event on Friday, November 24, 2017. The event will be held on the east steps of the historic Williamson County Courthouse, 710 S. Main Street, in downtown Georgetown. The festivities include entertainment from 5:30 to 6:30 p.m. Williamson County Brown Santa will offer pictures with Santa for a $10 donation in the historic Courthouse after the lighting event from 6:30 to 8 p.m. Enter the courthouse on the south side.